Answers

2015-10-09T10:40:30+05:30
Keep in mind this: The product of end terms is equal to product of middle terms.

For e.g. let a proportion is given as x:y::m:n and you have to find m.

Ans: end terms are = x and n
middle terms are = y and m

So x*n = y*m
⇒ m = xn/y
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