Arithmetic Series Quiz 5 (10 MCQs)

Quiz Instructions

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1. Given the recursive rule, find the 7th term of the arithmetic sequence.

Correct Answer: D) 10.4.

2. Itzel uses rows of blocks to build a tower. The first tower has 2 rows of blocks.How many rows of blocks will be in Itzel's 4th tower?

Correct Answer: B) 5 rows.

3. When the terms of a sequence differ by the same non zero number it is called what kind of sequence?

Correct Answer: D) Arithmetic.

4. Choose the correct answer from the given four options: In an AP, if d =-4, n = 7, a$_{n}$ = 4, then a is

Correct Answer: D) 28.

5. Find the sum of first 50 natural numbers.

Correct Answer: B) 1275.

6. The sum of first five multiples of 3 is

Correct Answer: A) 45.

7. Is this an arithmetic sequence?-30,-14,-6,-2, 0, .....

Correct Answer: B) No.

8. Write the nth term formula: 5 + 11 + 17 + 23 + ..... + 35

Correct Answer: A) T(n) = 5 + 6(n-1).

9. Find the sum of the finite arithmetic series7 + 14 + 21 + ..... + 105

Correct Answer: A) 840.

10. Find the common difference:-18,-23,-28,-33, .....

Correct Answer: A) D =-5.