In an arithmetic progression the 8th term is twice the 4th term and the 20th term is

Question:

In an arithmetic progression the 8th term is twice the 4th term and the 20th term is 40. Find the common difference, d, and the sum of the first 10 terms.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

2nd Edition

Authors: Jean Linsky, Brian Western, James Nicholson

See More Books

Question Posted: Apr 14, 2023 10:30 AM

See More Questions

In an arithmetic progression the 8th term is 39 and the 4th term is 19. Find the 1st term and the sum of the first 12 terms.
a. In an arithmetic progression the sum of the first ten terms is 400 and the sum of the next ten terms is 1000. Find the common difference and the first term. b. A geometric progression has first...
The first term in an arithmetic progression is a and the common difference is d. Write down expressions, in terms of a and d , for the seventh term and the 19th term.
Write an application that works as a comparator. Your program should read two numbers from the user and print 0 if they are equal to each other, 1 if the first number is greater, and 1 if the second...
Hardy Companys cost of goods sold is consistently 60% of sales. The company plans to carry ending merchandise inventory for each month equal to 20% of the next months budgeted cost of goods sold. All...
Molecular weight data for some polymer are tabulated here. Compute (a) The number-average molecular weight, and (b) The weight-average molecular weight. (c) If it is known that this material's degree...
Compare and contrast monogamy, polygyny, and polyandry and give examples of each.
The following information is from the June 30, 1998, balance sheet for Delta Air Lines (all dollar amounts are in millions): Delta also included this note to its financial statements: Depreciation...
Maximize f = 3x + y subject to y 2x + y 6 6x + y 14 x 0, y 0. f =
Richardson Ski Racing (RSR) sells equipment needed for downhill ski racing. One of RSRs products is fencing used on downhill courses. The fence product comes in 150-foot rolls and sells for $215 per...
Find the sum of the first nine terms of a geometric sequence that has a 3rd term of 45 and a 6th term of 1215.
The nth term of a geometric progression is (1) n (2) n . a) Find the first three terms. b) Explain why this geometric progression does not have a sum to infinity.
Set up systems of equations and solve by any appropriate method. All numbers are accurate to at least two significant digits. A person invested a total of $20,900 into two mutual funds. The yields of...
Linder what circumstances will the perpetual and periodic inventory systems give the same COGS figure? How can this occur if one method treats purchases as an asset and the other method treats...
The NSW Golf Society operates a museum for the benefit and enjoyment of present and potential golfers. During hours when the museum is open to the public, two clerks, who are positioned at the...
Explain the impact on the financial statements of using FIFO, weighted average and LIFO. When would the three methods give similar profit figures? When would they give identical profit figures?
Consider the following two cases of fraud. 1. There have been recent reported incidents of attempted fraud on a variety of organisations. The fraud involves sending invoices for services or products...
The bank reconciliation made by Johnson Ltd on 31 August 2016 showed a deposit in transit of $570 and two outstanding cheques: no. 597 for $260 and no. 603 for $180. The adjusted balance per books on...
Name this molecule. OH Ci
The area of square PQRS is 100 ft2, and A, B, C, and D are the midpoints of the sides. Find the area of square ABCD. B A
Provide a significance test to assess whether the mean bone density has changed significantly over time. Provide a two-tailed p-value? Endocrinology A 65-year-old woman with low bone density in 2002...
The normal change in bone density over time from age 40 to age 80 is a decrease of 0.15 g/cm 2 . Does the rate of change in this woman differ significantly from the expected age-related change?...
Provide a measure of association between bone density of the lumbar spine and bone density of the femoral neck? Table 11.25: Change in bone density, femoral neck, over time Bone density, femoral neck...
The Figure show four charges of different signs but equal magnitudes, Q = 4.50 q1 (lower left) and q3 (upper right) are negative. q2 (lower right) and q4 (upper left) are positive. The sides of the...
Your friend is tired of being single and wants to find someone with whom to have a relationship as soon as possible. Said friend, being inexperienced in relationships, asks you, "Who will be...
Jensen Sports has outstanding an issue of preferred stock with a par value of $100. It pays an annual dividend equal to 6% of par value. If the required return on Jensen preferred stock is 8%, and if...

In an arithmetic progression the 8th term is twice the 4th term and the 20th term is

Question:

Step by Step Answer:

Lets call the common difference of the arithmetic progression d and the 1st t...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

Students also viewed these Mathematics questions