In year $2000$ the rate of milk per litre was $R s .15$ . In year $2010$ , the rate of milk is was $R s .35$ per litre. By what percentage of the price grown up.

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Solution

Rate of milk in 2000 = 15 Rs / L
Rate of milk in 2010 = 35 Rs / L
rise in rate of milk = 35-15 = 20 Rs / L
then
% rise in rate of milk = $\frac{20}{15} \times 100 = \frac{400}{3}$
$\Rightarrow 133.3$ %
$∴$ The price grown up by 133.3%

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In year 2000 the rate of milk per litre was Rs.15. In year 2010, the rate of milk is was Rs.35 per litre. By what percentage of the price grown up.

Rate of milk in 2000 = 15 Rs / LRate of milk in 2010 = 35 Rs / Lrise in rate of milk = 35-15 = 20 Rs / Lthen% rise in rate of milk = 2015×100=4003 ⇒133.3%∴ The price grown up by 133.3%

In year $2000$ the rate of milk per litre was $R s .15$ . In year $2010$ , the rate of milk is was $R s .35$ per litre. By what percentage of the price grown up.

Rate of milk in 2000 = 15 Rs / L
Rate of milk in 2010 = 35 Rs / L
rise in rate of milk = 35-15 = 20 Rs / L
then
% rise in rate of milk = $\frac{20}{15} \times 100 = \frac{400}{3}$
$\Rightarrow 133.3$ %
$∴$ The price grown up by 133.3%