1. The ratio between two numbers is 2 : 3. If each number is increased by 4, the ratio between them becomes 5 : 7, the difference between the numbers is
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By: anil on 05 May 2019 01.41 am
Let the numbers be $$2x$$ and $$3x$$ Acc. to ques, => $$frac{2x + 4}{3x + 4} = frac{5}{7}$$ => $$14x + 28 = 15x + 20$$ => $$x = 28 - 20 = 8$$ $$ herefore$$ Difference between the numbers = $$3x - 2x$$ = $$x = 8$$
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