Question

find the odd one out 73, 89, 57, 67
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Answer 1

57
(Because all the other numbers are prime no.s whereas 57 is an odd number)

Answer 2

57 is the odd one out of 73, 89, 57, 67

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The numbers provided to us are 73, 89, 57 and 67.

If we analyse each and every term we can say that 57 is the only term divisible by 3.

Divisibility rule of 3 tells that a number is divisible by 3 if and only if the sum of the digits of that number is divisible by 3.

For 73, 7+3 = 10, is not divisible by 3.

For 89, 8+9 = 17, not divisible by 3.

For 57, 5+7 = 12, is divisible by 3.

For, 67, 6+7 = 13, not divisible by 3.

So, 57 is the required answer.