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How many pairs of consecutive numbers are there in the following number sequence each of which is in ascending order (Like 1, 2)? 7 6 7 8 6 7 5 6 8
Question

How many pairs of consecutive numbers are there in the following number sequence each of which is in ascending order (Like 1, 2)?
7 6 7 8 6 7 5 6 8 7 7 8 6 5 4 5 6 3 4

A.

5

B.

6

C.

7

D.

8

Correct option is D

Given: Sequence: 7 6 7 8 6 7 5 6 8 7 7 8 6 5 4 5 6 3 4
Explanation: Ascending consecutive pairs (n, n+1) are:
· (6, 7)
· (7, 8)
· (6, 7)
· (5, 6)
· (7, 8)
· (4, 5)
· (5, 6)
· (3, 4)
Total pairs = 8
The correct answer is (d).

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