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Question

The sum of any three consecutive number is multiple of ___



A

6

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B

3

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C

4

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D

9

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Solution

The correct option is B

3


(1, 2, 3 sum = 6), (2, 4, 6 sum = 12), (1, 3, 5 sum = 9)

Let three consecutive numbers be n, n+1, n+2

Sum = n+ n+1+n+2

= 3n + 3

= 3(n+1)

Sum of any three consecutive numbers is a multiple of 3.


Mathematics

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