Question 33
A person buys 80 kg of rice and sells it at a profit of as much money as he paid for 30 kg. His profit per cent is:
Solution
Let the cose price of rice be 1 rs/kg.
Cost price = 80
Profit = 30
Profit percentage = $$\frac{30}{80} \times 100 = 37 \frac{1}{2}$$%
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