Question

the cost of 15kg of rice is rupees315 find the cost of 8 kg of rice

Answer 1

cost of 15 kg of rice = Rs. 315
cost of 1 kg of rice = 315/15 = 21
cost of 8 kg of rice = 21 x 8 = 168
hope it's help you

Answer 2

Heya !
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★Such questions can be solved by using the Unitary method . For this , we first find the cost of one and simultaneously the given number .

→Given that :

=> Cost of 15Kg rice = Rs. 315

=> Cost of 1 Kg Rice = 315/15

°•° Cost of 1Kg rice is Rs. 21

★Cost of 8 Kg Rice = 21 × 8

=> Rs. 168

•°• Cost of 8 Kg Rice is Rs. 168

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