numbers between 1-100

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by DanaJ » Mon Feb 02, 2009 8:16 am

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by krisraam » Mon Feb 02, 2009 8:48 am
Find the LCM of 2,3 ie 6

Find the no of numbers not divisible by 2 and 3 below 6

1,5 ie 2 numbers

So for every 6 numbers 2 numbers are not divisible by 2 and 3

So 100/6 = 16 * 2 = 32 + one number between 96 and 100

So answer is 33.

Thanks
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by ontopofit » Mon Feb 02, 2009 10:48 am
that was really gud approach Kris.i liked it that way