Core Mathematics

Question 1

1In a GP, the common ratio is found by dividing a term by the previous term.

Easy

A. True B. False

Question 2

2The 19th term of the AP with first term 6 and common difference 3 is ___.

Easy

Your answer (fill in the blank)

Question 3

3The 24th term of the AP with first term 3 and common difference 2 is ___.

Easy

Your answer (fill in the blank)

Question 4

4Find the 24th term of the AP 9, 12, 15, …

Medium

A. 75 B. 216 C. 78 D. 81

Question 5

5Find the 7th term of the GP 1, 2, 4, …

Medium

A. 13 B. 64 C. 128 D. 12

Question 6

6A constant sequence such as 4, 4, 4 is an AP with d = 0.

Medium

A. True B. False

Question 7

7Find the sum of the first 17 terms of the AP 7, 5, 3, …

Hard

A. −170 B. −25 C. −425 D. −153

Question 8

8Which is a GP?

Easy

A. 1, 4, 9, 16, … B. 2, 3, 5, 8, … C. 3, 6, 12, 24, … D. 3, 6, 9, 12, …

Question 9

9The sum to infinity exists for a GP with r = 2.

Medium

A. True B. False

Question 10

102, 5, 8, 11 is an AP with common difference 3.

Easy

A. True B. False