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10 ACT Practice Tests 2nd Edition Steven Dulan - Solutions

The word issue, as it is used in line 30, most nearly means:A. Publication.B. Incident.C. Idea.D. problem.
The title, “The Summer Sandwich Club,” combined with details presented in the passage imply that: F. Everyone loves sandwiches.G. Jake only eats sandwiches in the summer.H. Children should join clubs to make friends.J. The club was created because of Max.
One of the main points that the author seeks to make in the passage is that westward expansion:A. Was never attempted prior to the Lewis and Clark expedition.B. Was a challenging but important aspect of the growth of the United States.C. Led to the discovery of many new and dangerous Indian
The focus of the passage can best be summarized as a study of both the:F. Lewis and Clark Expedition and the characteristics of the United States in the early 1800s.G. History of Midwest development and the Lewis and Clark Expedition.H. Lewis and Clark Expedition and the legendary Northwest
According to the information presented in the passage, which of the following best describes the relationship between the Lewis and Clark Expedition and the settlers who came after them?A. Everyone to follow the Expedition used Lewis and Clark’s water route.B. The settlers who went west after the
According to the passage, the motivation for the Lewis and Clark Expedition was to: F. Make money.G. Catalog the animals of North America.H. Discover a water route to the Pacific.J. Reach the Rocky Mountains.
As it is depicted in the passage, the initial mood of the Lewis and Clark expedition can best be described as:F. Hopelessly discouraged.G. Eagerly determined.H. Remarkably cautious.J. Overtly happy.
According to the passage, which of the following were the primary dangers faced by the Lewis and Clark expedition?F. Illness and lack of motivation.G. Fast moving water.H. Wagons that fell apart.J. Conflicts with the indigenous people.
As it relates to the passage, all of the following were methods used to move the boats EXCEPT:A. Man power.B. Wind power.C. Rowing power.D. Steam power.
According to the passage, in the early part of their journey members of the Lewis and Clark Expedition were doing all of the following EXCEPT:F. Receiving wilderness training.G. Cataloguing new species of plants and animals.H. Confirming possible water routes across the continent.J. Sending back
The main purpose of the passage can best be described as an attempt to:A. Explain Porter’s renowned ability to candidly address artists’ works.B. Illustrate the influence several renowned artists had on the works of Porter. C. Appraise Porter’s unusual methods of painting and critiquing
The author’s attitude towards the subject of the passage can best be characterized as:F. Detached interest.G. Amused tolerance.H. Warm appreciation.J. Deep abhorrence.
As described in the passage, Porter’s method of criticizing art can best be summarized by which of the following statements?A. Porter’s criticisms were frank and forthright, and were based solely on his evaluation of the piece of art that he was appraising.B. Porter criticized art based on the
Porter’s painting style can be described by all of the following EXCEPT:F. Stirring.G. Vivid.H. Trite.J. Individualistic.
Without the first paragraph, the passage would lose:A. An overview of the passage as a whole.B. A brief introduction and transition into the topic.C. Important detail that later becomes relevant to the passage.D. An explanation of the logic behind the author’s viewpoint.
In line 11, the statement “despite being remarkably intelligent” is intended to:F. Call attention to the fact that although Porter was a well-respected art critic, he failed to impress his college professors.G. Communicate to the reader that Porter’s lack of a formal education did not detract
The word revered in line 71 most nearly means:A. Trusted.B. Depreciated.C. Reminiscent.D. Honored.
According to the passage, when did Fairfield Porter become serious about becoming an artist?F. Immediately upon his return from Italy.G. While he was studying at the Art Students League.H. Just before his death in 1975.J. Approximately thirty years after he returned from Italy.
The third paragraph states that, during 1931 and 1932, Fairfield Porter was:A. Continuing his training as an art critic.B. The greatest art critic in Italy.C. Planning his marriage to Anne Channing.D. Training to become a Renaissance painter.
The author uses the phrase “other side of his fame” (line 48) most likely in order to:F. Suggest that Fairfield Porter was better known as an artist than as an art critic.G. Indicate that Fairfield Porter was both a renowned art critic and painter.H. Show that Fairfield Porter was not aware of
As it is used in line 14, the term phenomena most nearly means:A. Occurrences.B. Problems.C. Attitudes.D. Surprises.
The passage states that some members of the scientific community are reluctant to believe in the existence of dark matter because:F. There is absolutely no evidence for the existence of dark matter.G. No one understands how to apply gravitational science.H. Dark matter cannot be directly
What does the passage offer as evidence for the existence of dark matter?A. A complete understanding of gravitational science.B. The enormous mass of Magellanic clouds.C. The shape of the Milky Way galaxy.D. A photograph taken with the aid of a refracting telescope.
According to the passage, what is Aaron Romanowsky’s theory regarding dark matter?F. It cannot be conclusively proven that dark matter affects the shape and formation of galaxies.G. The discovery of certain galaxies disproves the theory that dark matter exists in the universe.H. Computer models
The last paragraph supports the general hypothesis provided earlier in the passage that:A. The effect of Magellanic clouds on galaxies is enhanced by dark matter.B. Computer models are necessary for an understanding of gravitational science.C. Dark matter has little to no effect on the formation of
The main purpose of the third paragraph is to point out that:F. Dark matter was first discovered by applying Newtonian physics.G. Different viewpoints exist regarding gravitational science.H. Galaxies with peculiar shapes could not exist in the presence of dark matter.J. Scientific theories provide
The word conventional in line 51 most nearly means:A. Easily understood.B. Formally disputed.C. Strictly interpreted.D. Generally accepted.
Which one of the following is NOT mentioned in the passage as a scientific theory regarding dark matter?F. The existence of dark matter cannot be proved by direct observation.G. Dark matter may be responsible for the shape of the Milky Way.H. It is certain that dark matter has no influence on
According to the passage, dark matter cannot be readily detected because:A. Dark matter does not actually exist.B. Most of the dark matter in the universe is hidden behind galaxies.C. It does not directly interact with light or energy.D. It has no effect on the surrounding matter.
The passage supports which of the following statements about dark matter?F. Its existence is inferred by some researchers based on observations of cosmological bodies composed of ordinary matter.G. Its existence has been conclusively proven by computer models.H. If it does not exist, the universe
A distance in meters, M, can be approximated by multiplying a distance in yards, Y, by 1.0936. Which of the following expresses this approximation method?A. M ≈ Y / 1.0936B. M ≈ 1.0936 / YC. M ≈ Y(1.0936)D. M ≈ Y + 1.0936E. M ≈ Y(1.0936Y)
Seth has 4 plaid shirts and 5 solid-colored shirts hanging together in a closet. In his haste to get ready for work, he randomly grabs 1 of these 9 shirts. What is the probability that the shirt Seth grabs is plaid?F. 1 / 5G. 1 / 4H. 4 / 9J. 1 / 9K. 4 / 5
The daily totals of enrollments at Sunnyside Summer Camp last Monday through Saturday were 17, 19, 23, 14, 25, and 28. What was the average number of enrollments per day?A. 126B. 28C. 21D. 18E. 14
In the figure showing ΔPQR below, line l is parallel to line m. Which one of the following angles must be congruent to ∠ y?F. ∠ 1G. ∠ 2H. ∠ 3J. ∠ 4K. ∠ 5 7 m 5 P 1 2 4 3 R
A carton of paper is priced at $27.00 now. If the paper goes on sale for 25% off the current price, what will be the sale price of the carton?A. $6.75B. $20.25C. $22.00D. $26.75E. $33.75
What is the slope of any line parallel to the line 2x − 3y = 7?F. −3G. −2/3H. 2 /3J. 2K. 3
Andrew won a cash prize on a game show. Andrew paid taxes of 30% on the original cash prize and had $28,000 remaining. How much was the original cash prize?A. $19,600B. $28,300C. $36,400D. $40,000E. $84,000
Melissa had 3 fewer apples than Marcia. Then, she gave 2 apples to Marcia. Now how many fewer apples does Melissa have than Marcia?F. 0G. 2H. 3J. 5K. 7
What is the value of |5 − a| if a = 9?A. −14B. −4C. 4D. 9E. 14
For all x, 13 − 2(x + 5) = ?A. −2x + 3B. 11x + 55C. 13 + 10xD. 23 − 2xE. 23 + 2x
(n7)11 is equivalent to:F. n77G. n18H. 11n4J. 11n7K. 77n
What is the 217th digit after the decimal point in the repeating decimal 0.3456?A. 0B. 3C. 4D. 5E. 6
The perimeter of a square is 48 centimeters. What is its area, in square centimeters?F. 12G. 96H. 144J. 192K. 2,304
What is the product of the 2 solutions of the equation x2 + 3x − 21 = 0?A. −63B. −21C. −20D. 20E. 21
When n = 1/4, what is the value of 2n − 5 / n?A. 18B. 9C. −3D. −9E. −18
A proofreader can read 40 pages in one hour. How many pages can this proofreader read in 90 minutes?F. 45G. 60H. 150J. 360K. 940
For a certain quadratic equation, ax2 + bx + c = 0, the 2 solutions are x = 3/4 and x = −2/5. Which of the following could be factors of ax2 + bx + c?F. (4x − 3) AND (5x + 2)G. (4x − 2) AND (5x + 3)H. (4x + 2) AND (5x − 3)J. (4x + 3) AND (5x − 2)K. (4x + 3) AND (5x + 2)
Which of the following is the solution set of x + 2 > −4?F. {x: x < −6} G. {x: x > −6} H. {x: x < −2} J. {x: x > 2} K. {x: x < 6}
What is the center of the circle with equation (x − 3)2 + (y + 3)2 = 4 in the standard (x, y) coordinate plane?A. (3,3)B. (3,−3)C. (√3,− √3)D. (−3, 3)E. (−√3,√3)
In the standard (x, y) coordinate plane, what is the length of the line segment that has endpoints (−3,4) and (5,−6)?F. 9G. 2√41H. 18J. 20√2K. 40
A triangle has sides of length 4.7 meters and 9 meters. Which of the following CANNOT be the length of the third side, in meters?A. 5B. 7C. 8D. 11E. 14
In the standard (x, y) coordinate plane, what is the y-intercept of the line given by the equation 3x + 5y = 8?A. 3B. 5/3C. 8/5D. −3/5E. −3
In order to clean her aquarium, Stephanie must remove half of the water. The aquarium measures 30 inches long, 16 inches wide, and 12 inches deep. The aquarium is currently completely full. What volume of water, in cubic inches, must Stephanie remove?A. 1,440B. 2,880C. 4,320D. 5,760E. 7,200
The bowling league selects its 4 officers by first selecting the president, then the vice president, then the secretary, then the treasurer. If there are 40 bowlers who are eligible to hold office and no member can hold more than one office, which of the following gives the number of
The points R (2,2) and S (6,3) in the standard (x,y) coordinate plane below are 2 vertices of triangle RST, which has a right angle at S. Which of the following could be the third vertex, T?A. (5,7)B. (5,−5)C. (4,6)D. (4,9)E. (4, 9/2) R (2, 2) S (6, 3) X
What value of x will satisfy the equation 0.2(x − 2,700) = x?F. −675G. −540H. 0J. 540K. 675
A square pool with an area of 81 square feet is to be placed entirely within a circular enclosure with a radius of 10 feet. Tiles will be laid within the entire enclosure around the pool (but not under it). What is the approximate area, in square feet, of the enclosure that will be tiled?F.
In the standard (x,y) coordinate plane, which of the following lines goes through (3,4) and is parallel to y = 2x + 2?A. y = 1/2x + 2B. y = 2x − 2C. y = 2x + 4D. y = 2x + 10E. y = 3x + 2
Which of the following operations will produce the smallest result when substituted for the blank in the expression:2/3____ − 3?A. PlusB. MinusC. Multiplied byD. Divided byE. Averaged with
The value of b that will make b/3 + 2 = 1/4 a true statement lies between which of the following numbers?F. −4 and −6G. −1 and −3H. −1 and 1J. 1 and 3K. 3 and 5
When measured from a point on the ground that is a certain distance from the base of a cell phone tower, the angle of elevation to the top of the tower is 41◦, as shown below. The height of the cell phone tower is 200 feet. What is the distance, in feet, to the cell phone tower?F. 200 tan 41◦G.
For the area of a square to triple, the new side lengths must be the length of the old sides multiplied by:A. √3B. 3C. 4D. 2√3E. 9
The volume of a cube is given by the formula s3, where s is the length of a side. If a cube has a volume of 64, and the length of each side is halved, the new cube’s volume will be:F. 3G. 6H. 8J. 16K. 32
In the parallelogram below, lengths are given in inches. What is the area of the parallelogram, in square inches?A. √94B. 7√47C. 49D. 63E. 16√47 9 7 7 √47
If 8a6b3 <0, then which of the following CANNOT be true?F. b < 0G. b > 0H. a = bJ. a < 0K. a > 0
If log4 x = 3, then x = ?A. 1/log12B. 4 log3C. 12D. 64E. 81
If a system of 2 linear equations in 2 variables has solution, and 1 of the equations is graphed in the (x,y) coordinate plane below, which of the following could be the equation of the other line?F. y = −2G. y = − 1/4 x + 2H. y = −2x − 4J. y = 4/3 x + 2K. y = 4x − 4 y (0,-4) (3,0)
In a game, 80 marbles numbered 00 through 79 are placed in a box. A player draws 1 marble at random from the box. Without replacing the first marble, the player draws a second marble at random. If both marbles drawn have the same ones digit (that is, both marbles have a number ending in 0, 1, 2, 3,
The fastest times resulted from using which wheels?A. The speeds remained constant.B. Hard rubber wheels with studs imbedded in them.C. Soft rubber wheels with no treads.D. Hard rubber wheels with deep treads.
According to Study 1, the average speed for all three trials was:F. Greater than the speed measured in Trial 3.G. Less than the speed measured in Trial 1.H. Greater than the speed measured in Trial 2.J. Equal to the speed measured in Trial 2.
Which of the following statements is best supported by the results of all three studies?A. The average speed of a car with deeply treaded hard rubber wheels is approximately 1/2 the average speed of car with soft rubber wheels.B. The average speed of a car with studded, hard rubber wheels is
Based on the passage, the higher average speeds were probably the result of:F. Greater friction.G. Temperature variations.H. Too much sunlight.J. Statistical error.
Which of the following phrases best describes the major point of difference between the two scientists’ viewpoints?F. The actual location of Pluto in the solar system.G. The length of Pluto’s orbit.H. The shape of Pluto.J. The classification of Pluto as a planet.
According to Scientist 2’s viewpoint, compared to other planets of the solar system, Pluto’s surface is:A. Less icy.B. More icy.C. More gaseous.D. More rocky.
Scientist 1’s viewpoint indicates that Pluto differs from asteroids and comets in all of the following ways EXCEPT:F. Pluto can generate heat through nuclear fission.G. Pluto is pulled into a spherical shape by its own gravitational force.H. Asteroids and comets have a tail of gas and dust
The polar ice caps on Pluto’s surface melt one time during every 249-year orbit, exposing Pluto’s truly rocky surface, which is similar to that of Mars. Based on the information provided, this finding, if true, would most likely weaken the position(s) of:A. Scientist 1 only.B. Scientist 2
Scientist 1’s viewpoint would be weakened by which of the following observations, if true?A. Scientists have recently discovered a Kuiper Belt comet with a radius of almost 1,500 miles.B. Pluto only has one moon, Charon, which is half the size of Pluto.C. Planets can be distinguished from comets
Which of the following statements best describes how Scientist 2 likens Pluto to a Kuiper Belt comet?F. Neither Pluto nor Kuiper Belt comets have identifiable atmospheres.G. Neither Pluto nor Kuiper Belt comets are trailed by a cloud of gases and dust.H. Both Pluto and Kuiper Belt comets have
According to Table 1, the concentrations of which of the following substances varies the least with temperature?A solute is any substance that is dissolved in another substance, which is called the solvent. A student tested the solubility (a measure of how much solute will dissolve into the
Based on the results of Experiments 1 and 2, which of the following statements is most accurate?F. The presence of fungi has little or no impact on plant growth.G. Removing fungi from soil can help to increase growth in some plants.H. The presence of certain fungi in the soil increases plant
A plant from which climate type was NOT studied in Experiment 1?A. PrairieB. Tropical forestC. Northern forestD. All climate types were studied in Experiment 1.Experiment 1For 6 weeks, several specimens of three different types of plants, selected from among four different types of plants, were
During which of the following was the average travel time of the car the slowest?A. Study 1, Trial 2.B. Study 2, Trial 2.C. Study 3, Trial 2.D. Study 3, Trial 3.Study 1The students first drove the cart on a smooth asphalt road. One student drove the cart as the other student started the stopwatch.
According to Tables 1, 2, and 3: A. The average speed of the cart in the rough is approximately two-thirds of the average speed of the cart on asphalt.B. The average speed of the cart on the fairway is approximately one-third of the average speed of the cart on asphalt.C. The average speed of the
Based on the results of Experiment 1, which plant type experienced the most total growth between Week 2 and Week 6?F. Plant Type 1G. Plant Type 3H. Plant Type 4J. Each plant type experienced the same total growth.Experiment 1For 6 weeks, several specimens of three different types of plants,
The results of Experiment 1 indicate that during what time frame did all of the plant types studied experience the greatest increase in growth rate?F. 0–2 weeksG. 2–4 weeksH. 4–6 weeksJ. Cannot be determined from the given information.Experiment 1For 6 weeks, several specimens of three
A sixth grackle, whose body weight was 330 grams and whose age was 24 months, was added to the experimental cage. It was observed that the bird called a total of 10 times during the experiment. Based on the results of Experiment 1, what would be the rank of the sixth grackle in terms of its
Based on the experiments, on the growth of which plant type did the presence of fungi in the soil have the greatest effect?A. Plant Type 1B. Plant Type 3C. Plant Type 4D. The fungi had the exact same effect on all three plant types
What value would the plastic object used in Experiment 2 likely have on the scale described in Experiment 3?F. Less than 5G. Between 5 and 9H. Between 9 and 13J. Between 13 and 19Experiment 2The students conducted a similar experiment as in Experiment 1 to test the effect of volume on the time that
What statement best explains the meaning of the shape of the Radon 222 curve in Figure 1 and the Mercury 206 curve in Figure 2?A. The rate of decay is erratic.B. The rate of decay starts off slowly and then speeds up.C. The rate of decay occurs very quickly at first and slows as the number of atoms
According to Table 1, the average speed for all three trials is:F. less than the speed measured in Trial 1.G. greater than the speed measured in Trial 3.H. greater than the speed measured in Trial 2.J. less than the speed measured in Trial 3. Trial 12 2 3 Average Table 1 Time (s) Speed
When Technetium 98 decays into Ruthenium 98, the decay energy is 1.796 MeV. According to the data in Table 1, the decay particle type is most likely:A. An alpha particle.B. A beta particle.C. Similar to that of Radon 222.D. Gamma ray. Isotope Radon 222 Lead 210 Mercury 206 Thallium 206 Table
Based on the results of Experiments 1 and 2, as the volume of the blocks increased, the average time it took each block to move down the inclined plane:F. Increased only.G. Decreased only.H. Increased for some blocks and decreased for other blocks.J. Remained the same.Experiment 1The group of
Which of the following generalizations about the relationship between body weight and rank is consistent with the experimental results?F. The heaviest bird will be the most dominant.G. The heaviest bird will be the most submissive.H. Body weight has no effect on rank.J. The lightest bird will be
According to Figure 1, what is the approximate half-life of Radon 222?F. 2 daysG. 4 daysH. 12 daysJ. 16 days Sample (%) 100 50 Radon 222 Polonium 218 and other products 4 8 Time (days) Figure 1 12 16
A criticism of this study is that the order that the grackles were placed in the cage may have affected the aggressiveness of each bird. The best way to refute thiscriticism would be to:A. Randomize the order before starting the experiments.B. Repeat the experiments several times with different
Based on Table 1, what is the relationship between decay energy and the type of particle emitted?F. Beta particles tend to have higher decay energies.G. Alpha particles tend to have lower decay energies.H. Alpha particles tend to have higher decay energies.J. There is no apparent relationship
According to the passage, which of the following was the independent variable in each of the studies?F. The surface upon which the golf cart was driven.G. The amount of fuel in the tank of the golf cart.H. The average speed of the golf cart.J. The number of trials conducted.
In which of the following ways are the designs of Experiments 1 and 2 different?F. In Experiment 1 mass was held constant, while in Experiment 2 it varied.G. In Experiment 1 volume varied, while in Experiment 2 it was held constant.H. In Experiment 1 volume was held constant, while in Experiment 2
The test results of Sample 1 indicate that:F. The water from Sample 1 is probably balanced and safe.G. The water from Sample 1 is too acidic and corrosive.H. Alkalinity levels are high enough to prevent it from becoming overly acidic.J. The water tested in Sample 1 is hard water.
The highest average speeds resulted from using which surface?A. FairwayB. RoughC. AsphaltD. The speeds remained constant.

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