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Old 2005 March 21st, 08:55 PM   #2 (permalink)
scoot
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Re: the remainder ???

I usually do these kind of problems by taking sample numbers.

for eg.

n is div by 7 remainder is 5 , so

the equation for this is

n=7*x+5.

if u take x=1

n=12.

then 2n/7= 2*12/7= 24/7 , remainder is 3 .

HTH !!!
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