10, kg of rice priced at Rs. ,12 per kg is mixed with 6, kg of rice priced at Rs. ,16 per kg . avera

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4.Average

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$10\, kg$ of rice priced at $Rs. \,12$ per $kg$ is mixed with $6\, kg$ of rice priced at $Rs. \,16$ per $kg$. Find the average price in $Rs.$ per $kg$ of the whole mixture?

A

$14$

B

$14.50$

C

$13$

D

$13.50$

Solution

Total price of $10\, kg$ Rice $=12 \times 10 \Rightarrow 120$

Total price of $6 \,kg$ Rice $=16 \times 6 \Rightarrow 96$

Average $=\frac{120+96}{16}=\frac{216}{16}=13.50 \,kg$

Standard 13

Quantitative Aptitude

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