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Multiples

Which of thes...

Question

Which of these numbers are divisible by 5 but not by 10?
1) 251670 2) 56238965 3) 84930250 4) 2964730105

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Solution

Hi!

A number is divisible by 5, if it ends with 0 or 5.

A number is divisible by 10, if it ends with 0.

Both 56238965 and 2964730105 ends with 5.

Thus, 56238965 and 2964730105 are divisible by 5 but not by 10.

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