Answers are given already. I need the solution please.

please provide the solution for all items.

127. Given that a = 1/2, b = -1, and c = 3, solve for the following expression: (5c - b) / 6a. 1. 1 4/3 3. 5/4 4. 7/3 8/3 128. What number must be added to each of the numbers 3, 4, 7, and 5 such that the sum of the square of the first two numbers is 65 less than twice the product of the last two numbers. 1. 7 2. 5 3. 4 4. 3 5 2130. Which of the following expressions is equal to m= (1/3) (xy )? ? 1. x= Vm / (3y ) 2. y = V(3mx) 3. x= V(3m) /y 4. 3mx 5. m/(3x)DIRECTIONS: For each of the problems below, choose the correct answer from the choices given. You may use the margins of the page for your computations. On your Answer Sheet, shade completely the box that corresponds to your answer. 136. Mr. Smith has three daughters who go to school. The two daughters aged 6 and 10 years old are given P90 and P150 per day allowance 1. P170 respectively. Applying the same ratio on the allowance, how much does she need to give to her 12 years old daughter? 4. P210 2 P180 5. P270 3. P200 137. 1. 20 How many liters of alcohol must be added to 40 liters of a mixture which is 65% alcohol to obtain a mixture which Is 80% alcohol. 28 5 30 3. 26 138 A folder is 25 1/4 cm wide. An employee wishes to place a fastener at the middle. If the holes of the fastener are 7 3/5 cm apart, how far from the left end of the folder will the first hole be bored? 1. 7 1/2 cm 4. 9 7/40 cm (2 8 33/40 cm 3. 9 1/4 cm 12 13/20 cm 139 A boy is x inches tall now. If his height increased by 10% a year. Which of the following expressions represent his height three years from now? 1..3x + .3 2 1.331x 3. 1.1x 4. 3.1x .3x 140. Line segment AB is 9 inches long. Point C is located between A and B so that line AC is 1 1/2 inches shorter than twice line CB. What is the length of line AC? 1. 3 inches 2. 4 1/2 inches 3. 5 Inches 4 5 1/2 inches 5. 6 inches 141. Teacher Eden has 50 students. If she has 5 fewer female students than 4 times the number of male students, how many male students does she have? 1. 27 3. 19 4. 15 142. Mrs. Santos invests P21,000 at 8% interest rate. How much more must he invest at 9 1/2% interest to have an annual income of 9% of his total investments? P25,000 2. P33,000 3. P36,000 P42,000 5. P47,000 143, Twenty percent of the 400 students at a certain high school has a family income which is below the poverty line. If 2/5 of these students are females, how many are males? 1. 32 3. 45 48 5. 52 144. At present, the number of government personnel in NCR is estimated at 450,000. If it gains 2.3% of this number by accession and loses 1.2% of this number by separation regularly each year for 5 years. How many government personnel are there in NCR at the end of the period? 1. 474,659 2. 474,683 73474,750 474,824 5. 474,992 145 Two publishing firms are available to print a small company's newsletter. One printer can print an issue in 4 1/2 hours while the other printer can print an issue in 6 hours. How long will it take for the two printers to print an issue? 1. 2 hours 2. 2 3/4 hours (3.) 2 4/7 hours . 3 1/2 hours 5. 3 2/3 hours 146. A football team has won 54 out 75 games played. With 45 games still to go, what percentage of these must be won to give the team a record for the season of 60% games won out of all games played? 1. 2. 40% 3. 35% 25% 18% 147. A carpenter is constructing a frame for a rectangular picture. If the sides of the picture have a ratio of 4:3 and the shorter side is 42 om long, how much framing material does the carpenter need to complete the frame? 1. 98 cm 2. 105 cm 3. 147 cm 4:3 1: 14 4. 284 cm 196 cm