Love at first sight

I believe love at first sight when i first saw my mother....

Saturday, February 4, 2012

divisibility rule for 4

Rule:
A number is divisible by 4,if the last two digits of the number is divisible by 4.
Example 1:
Is 567884 divisible by 4?
Solution:
The last two digits in the number 567884 is 84.
84 is divisible by 4 since 84/4=21.
According to the rule given above,the number 567884 is divisible by 4.
Example 2:
Is 782343 divisible by 4?
Solution:
The last two digits in the number 782343 is 43.
43 is not divisible by 4 since 43/4 leaves 3 as remainder.
As per the rule given above,the number 782343 is not divisible by 4.

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