Geometric Series Quiz 2 (10 MCQs)

Quiz Instructions

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1. If the first term of a geometric series is 2 and the common ratio is 0.1, what is the value of the 10th term?

Correct Answer: A) 0.000000002.

2. Series: 5, 10, 20, 40,?

Correct Answer: C) 80.

3. Which number will come NEXT? 256, 64, 16, .....?

Correct Answer: B) 4.

4. The 9th term of the G.P 1, 4, 16, 64, ..... is

Correct Answer: A) $4^8$.

5. Find the common ratio for the geometric sequence.

Correct Answer: C) 2.

6. Given the sequence 10, 30, 90, 270, ....., find $S_5$

Correct Answer: B) 1210.

7. What are the next 3 terms in the following geometric sequence:512, 256, 128, ....., ....., ....., .....

Correct Answer: C) 64, 32, 16.

8. If the first term of a geometric series is 5 and the common ratio is 0.5, what is the value of the 8th term?

Correct Answer: A) 0.0390625.

9. Calculate the geometric mean of the numbers: 4, 16, 64.

Correct Answer: A) 16.

10. What is the sum of a finite geometric series with a first term of 5, a common ratio of 2, and 6 terms?

Correct Answer: B) 315.