Question 47

Ram went to shop to buy 50 kg of rice. He buys two kinds of rice which cost him Rs. 4.50 per kg and Rs. 5.00 per kg. He spends a total of Rs. 240. What was the quantity of rice bought which cost him Rs. 4.50 per kg ?

Solution

Let quantity of rice bought at Rs 4.50 per kg be $$x$$ kg and at Rs 5 per kg be $$(50-x)$$ kg

According to ques,

=> $$4.5x+5(50-x)=240$$

=> $$4.5x+250-5x=240$$

=> $$0.5x=10$$

=> $$x=\frac{10}{0.5}=20$$ kg

=> Ans - (C)

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