Question

At what percent above costprice, must a shopkeeper marks his goods so that he gains 20% even after giving a discount of 10% on the marked price.

• A. 25%
• B. 30%
• C. 33 1/3%
• D. 35%

Answer 1

Answer:

C. 33 1/3%

Read Explanation:

Let CP be Rs. 100 then SP = Rs. 120 Let marked price be x 90% of x = 120 x=120 x 100/90 = 400/3 = 133 1/3% It means he should mark 133 1/3 - 100 = 33 1/3% higher than CP

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