# Mcqs on Geometric Progression

## Mcqs on Geometric Progression

et of Mathematics Multiple Choice Questions & Answers (MCQs) focuses on “Geometric Progression(G.P.)”.

1. A sequence is called ___________________ if an+1 = an * r.

a) arithmetic progression

b) geometric Progression

c) harmonic Progression

d) special Progression

2. What is nth term of a G.P.?

a) an = a + (n-1) d

b) an = a + (n) d

c) an = a*rn-1

d) an = a*rn

3. If first term of a G.P. is 20 and common ratio is 4. Find the 5th term.

a) 10240

b) 40960

c) 5120

d) 2560

4. If a sequence is in the form 2*5n then which of the following may be the sequence?

a) Arithmetic progression

b) Geometric Progression

c) Harmonic Progression

d) Special Progression

5. If r=1 in a G.P. then what is the sum to n terms?

a) n*a

b) a/n

c) (n-1) a

d) (n+1) a

6. If a=3 and r=2 then find the sum up 5th term.

a) 95

b) 82

c) 93

d) 97

7. In G.P. 4, 8, 16, 32, ………… find the sum up to 5th term.

a) 16

b) 64

c) 128

d) 124

8. Which term of G.P. 25, 125, 625, …………. is 390625?

a) 5

b) 6

c) 7

d) 8

9. In a G.P., 5th term is 27 and 8th term is 729. Find its 11th term.

a) 729

b) 2187

c) 6561

d) 19683

10. Find the sum of series 1+1/2 + 1/4 + ………. up to 6 terms.

a) 63/32

b) 32/63

c) 26/53

d) 53/26

11. How many terms of G.P. 2,4,8,16, …………… are required to give sum 254?

a) 4

b) 5

c) 6

d) 7

12. The sum of first three terms of a G.P. is 21/2 and their product is 27. Find the common ratio.

a) 2

b) 1/2

c) 2 or 1/2

d) neither 2 nor 1/2

13. The sum of first three terms of a G.P. is 21/2 and their product is 27. Which of the following is not a term of the G.P. if the numbers are positive?

a) 3

b) 2/3

c) 3/2

d) 6

14. Which of the following is the geometric mean of 3 and 12.

a) 4

b) 6

c) 9

d) 10