Question

8. Cost of 5 kg of rice is 107.50.
(1) What will be the cost of 8 kg of rice?
(ii) What quantity of rice can be purchased in 64.5?​

Answer 1

Answer:

(1) 5kg = 107.50

1kg = 107.50/5

1kg = 21.5

8kg = 8×21.5

= 172

8kg of rice is 172

(2) Rs = 64.5

1kg= 21.5kg

kg = 64.5 /21.5

kg = 3

3kg of rice is in 64.5

Answer 2

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Given :-

★5kg of rice = ₹ 107.50

Solution :-

i ) 5kg = ₹ 107.50

8kg = x

⇛8×107.50/5kg

⇛860/5kg

⇛₹172

Hence, Cost of 8kg of rice is ₹172

ii) 5kg = ₹ 107.50

X = ₹ 64.5

⇛5×64.5/₹107.50

⇛322.5/107.50

⇛3kg

Hence, Cost of 3kg of rice is ₹64.5