Solve the following- Find the cost of 8 kg of rice- if the cost of 10 kg is F 325-

Cost of 10 kg of rice = nbsp;₹ 325 there4; Cost of 1 kg of rice = nbsp;₹ nbsp;32510 nbsp;= nbsp;₹ 32.50 rArr; nbsp;Cost of 8 kg of rice = ...

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Standard VIII

Mathematics

Relation for Direct Proportion

Solve the fol...

Question

Find the cost of $8 k g$ of rice, if the cost of $10 k g$ is $R s . 325$ .

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Solution

Given:
Cost of $10 k g$ of rice $= R s . 325$ .
$\Rightarrow$ Cost of $1 k g$ of rice $= \frac{R s . 325}{10} = R s . 32.50$
$\Rightarrow$ Cost of 8 kg of rice $= R s . 32.50 \times 8 = R s . 260$
Thus, the cost of $8 k g$ of rice is $R s . 260$ .

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Find the cost of 8 kg of rice, if the cost of 10 kg is Rs. 325.

Given:Cost of 10 kg of rice =Rs. 325.⇒ Cost of 1 kg of rice =Rs. 32510=Rs. 32.50⇒ Cost of 8 kg of rice =Rs. 32.50×8=Rs. 260Thus, the cost of 8 kg of rice is Rs. 260.

Find the cost of $8 k g$ of rice, if the cost of $10 k g$ is $R s . 325$ .

Given:
Cost of $10 k g$ of rice $= R s . 325$ .
$\Rightarrow$ Cost of $1 k g$ of rice $= \frac{R s . 325}{10} = R s . 32.50$
$\Rightarrow$ Cost of 8 kg of rice $= R s . 32.50 \times 8 = R s . 260$
Thus, the cost of $8 k g$ of rice is $R s . 260$ .