Q.

If the number 27𝑥4 is divisible by 8  then  the least digit to replace ‘𝑥 ’  is

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a

2

b

5

c

0

d

8

answer is C.

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Detailed Solution

A natural number is divisible by 8  if and only if the last three digits of the given number is divisible by 8 . If 𝑥 = 0 , then 704  is divisible by 8 .

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