Q.

Which of the following number is divisible by 2, 4, and 8?

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a

54136

b

79130

c

89765

d

45724

answer is A.

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Detailed Solution

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The number 54136 is divisible by 2, 4, and 8.

A number is divisible by 2 if its unit place is either 0 or a multiple of 2.

A number is divisible by 4 if the number formed by its last two digits is divisible by 4.

 A number is divisible by 8 if the number formed by its last three digits is divisible by 8.

Since only the number 54136 matches all the above criteria.

Therefore, from the options, only 54136 is divisible by 2, 4, and 8.

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