Answers

2015-05-30T08:54:35+05:30
Suppose a ratio - 2:3 has been given, and you are said to multiply it . you will multiply 2/3 by a common no. to both numerator and denominator.
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2015-05-30T08:56:30+05:30
Take any ratio
but remember if you mutiply them you should multiply in such a way that the numerator and denominator get unaltered so remember multiply both by same number or lcm or common number of both
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