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Standard VI

Mathematics

Word Problems

The ratio bet...

Question

The ratio between the present ages of P and Q is 3:4 respectively. If Q's present age is 20 years, what will be the ratio of the ages after 5 years?

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Solution

Ratio between present age of P and Q be 3:4
Q present age is 20
$\frac{p r e s e n t a g e o f P}{20} = \frac{3}{4}$
present age of P =15
after 5 years the ratio becomes
$= \frac{15 + 5}{20 + 5} = \frac{20}{25} = \frac{4}{5}$
Ratio of ages after 5 years are 4:5

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The ratio between the present ages of P and Q is 3:4 respectively. If Q's present age is 20 years, what will be the ratio of the ages after 5 years?

Ratio between present age of P and Q be 3:4Q present age is 20presentageofP20=34present age of P =15after 5 years the ratio becomes=15+520+5=2025=45Ratio of ages after 5 years are 4:5

Ratio between present age of P and Q be 3:4
Q present age is 20
$\frac{p r e s e n t a g e o f P}{20} = \frac{3}{4}$
present age of P =15
after 5 years the ratio becomes
$= \frac{15 + 5}{20 + 5} = \frac{20}{25} = \frac{4}{5}$
Ratio of ages after 5 years are 4:5