Apples are sold at Rs 1825 per kg- What is the cost of 334 kg of apples-

Cost of 1kg of apples = Rs #160;1825= #160;Rs #160;925 there4; Cost of 334 #160;kg of apples = Rs #160;925 #160; #215; #160;334 nbsp; nb ...

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Standard VI

Mathematics

Addition of Decimals

Apples are so...

Question

Apples are sold at Rs 18 $\frac{2}{5}$ per kg. What is the cost of $3 \frac{3}{4}$ kg of apples?

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Solution

Cost of 1kg of apples = Rs $18 \frac{2}{5}$ = Rs $\frac{92}{5}$
∴ Cost of $3 \frac{3}{4}$ kg of apples = Rs $9 \frac{2}{5} \times 3 \frac{3}{4}$
= Rs $\frac{92}{5} \times \frac{15}{4}$
= Rs $23 \times 3$ = Rs. 69
Hence, the cost of $3 \frac{3}{4}$ kg of apples is Rs. 69

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Apples are sold at Rs 1825 per kg. What is the cost of 334 kg of apples?

Cost of 1kg of apples = Rs 1825= Rs 925∴ Cost of 334 kg of apples = Rs 925×334= Rs 925×154= Rs 23×3 = Rs. 69Hence, the cost of 334 kg of apples is Rs. 69

Apples are sold at Rs 18 $\frac{2}{5}$ per kg. What is the cost of $3 \frac{3}{4}$ kg of apples?

Cost of 1kg of apples = Rs $18 \frac{2}{5}$ = Rs $\frac{92}{5}$
∴ Cost of $3 \frac{3}{4}$ kg of apples = Rs $9 \frac{2}{5} \times 3 \frac{3}{4}$
= Rs $\frac{92}{5} \times \frac{15}{4}$
= Rs $23 \times 3$ = Rs. 69
Hence, the cost of $3 \frac{3}{4}$ kg of apples is Rs. 69