The 7th term of an arithmetic progression is 20. The 1st, 3rd and 11th terms of the

Question:

The 7th term of an arithmetic progression is 20. The 1st, 3rd and 11th terms of the arithmetic progression are the first three terms of a geometric progression. Find the common ratio, r, of this geometric progression.

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 13, 2023 11:22 AM

See More Questions

a. The sixth term of an arithmetic progression is 35 and the sum of the first ten terms is 335. Find the eighth term. b. A geometric progression has first term 8 and common ratio r. A second...
a. The seventh term of an arithmetic progression is 19 and the sum of the first twelve terms is 224. Find the fourth term. b. A geometric progression has first term 3 and common ratio r. A second...
The first term of an arithmetic progression is 16 and the sum of the first 20 terms is 1080. a. Find the common difference of this progression. The first, third and nth terms of this arithmetic...
Water is pumped in through the bottom of the tank in Exercise 19. How much work is done to fill the tank (a) To a depth of 2 feet? (b) From a depth of 4 feet to a depth of 6 feet? Data from in...
A sample of 100 randomly selected registered voters in the city of Naperville was asked their political afï¬liation: Democrat (D), Republican (R), or Independent (I). The results of the...
How many Coulomb (C) electric charge pass through a section of wire carrying a current of 6.5 A in a time of 4.0 hours(h)? Ans: AQ 93.6 x 10 C
Below is selected financial data extracted from the accounting records of Sustainable Clothing Pty Ltd for the year ended 30 June 2025. Required (a) Prepare a cost of goods manufactured statement for...
On January 1, 2014, LeMay-Finn, Co., signed a $200,000, five-year, 6% note. The loan required LeMay-Finn to make payments on December 31 of $40,000 principal plus interest. Requirements 1. Journalize...
Arnold Industries has pretax accounting income of $64 million for the year ended December 31, 2024. The tax rate is 25%. The only difference between accounting income and taxable income relates to an...
Street, Rhode and Close carried on business in partnership sharing profits and losses, in the ratio 5 : 4 : 3. Their draft statement of financial position as on 31 March 20X2 was as follows: Street...
A geometric progression has first term a and common ratio r. The 1st, 2nd and 4th terms of the geometric progression form the first three terms of an arithmetic progression. a) Show that (r 1)(r + r...
Find the sum of the integers between 1 and 500 that are divisible by 6.
In March 2012, the French bank, RCI Banque, issued an 18-month bond with a face value of 10,000, and an annual coupon rate of 2 per cent, paid every quarter. The issue price was 9,984.50. What was...
When Procter & Gamble introduced Crest toothpaste, the first fluoride toothpaste, it was intended for use by children and was therefore given a child-appealing bubblegum flavor. Sometime later the...
When does letter writing become your job instead of the doctors job? Why must you be in charge of something that could be very important to the doctor and the patient? What skillset do you need to be...
When making their suits to sell to the public. Armani Exchange has a choice of different types of cloth to use. All types of cloths have the same performance and are purely based on the amount Armani...
When deciding whether to accept or refuse a medical treatment on behalf of an infant, which standard should a parent use? Give an argument that explains and justifies your answer.
When considering workforce development in organizations, how much priority should supervisors place on the professional development of their employees? What's the reason for reluctance, and what are...
How much longer will it take to pay off a $100,000 loan with monthly payments of $1000 than with monthly payments of $1100? The interest rate on the loan is 10.5% compounded monthly.
For the data in Exercise 17-19, use the FIFO method to summarize total costs to account for, and assign these costs to units completed and transferred out, and to units in ending work in process....
Implement the test in Problem 10.84, and report a two-tailed p-value? Pediatrics, Urology Nighttime bladder control is an important developmental milestone, with failure dependent on age. Continence...
What test can be used to compare the mortality rates in the two groups? Renal Disease A study was performed among patients with progressive chronic kidney disease to assess the optimal time for the...
Implement the test in Problem 10.86, and report a two-sided p-value? Renal Disease A study was performed among patients with progressive chronic kidney disease to assess the optimal time for the...
What is an information system? What is its purpose? How do systems analysis and systems development fit into a discussion about information systems?
I am not the type of person who generally follows an influencer or really is persuaded into purchasing a product because of an influencer. However, about five months ago, I was scrolling through...
Entity Relationship Modeling For each of these scenarios, draw an ER model using any standard notation, clearly denoting maximum and minimum cardinality constraints. Write the one liner and four...

The 7th term of an arithmetic progression is 20. The 1st, 3rd and 11th terms of the

Question:

Step by Step Answer:

ANSWER Lets start by using the formula for the nth term of an arithmetic progression an a1 n1d where ...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

Students also viewed these Mathematics questions