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Please help in pre-algebra

+1 vote
A number when divided by 28, leaves a remainder of 7. Find the remainder when the same number is divided by 35?
asked Jan 31, 2013 in PRE-ALGEBRA by anonymous Apprentice

1 Answer

+1 vote

A number is x 'say'

A number when divided by 28, leaves a remainder of 7.

i.e. x / 28 = 7

Multiply each side by 28.

(x/28)28 = 28(7)

x = 196

When the same number is divided by 35.

Then 196/35 = 5.6

There fore the remainder is 5.6

answered Jan 31, 2013 by richardson Scholar

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