Question 52

If the number 45135*2, is divisible by 8, then the smallest whole number in the place of * is

Solution

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The number formed by last 3 digits of any number should be divisible by 8 for the original entire number to be divisible by 8. 
The number formed would be 5*2
502 is not divisible by 8. 
512 is divisible by 8
Hence, smallest whole number in place of * is 1.

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