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 percentage is: MCQ with Answer and Explanation

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 percentage is:

A. 27.5%

B. 30%

C. 35%

D. 37.5%

Answer: Option D

Let Cost Price of 1 kg = 1. Cost Price of 80 kg = 80. Profit = Cost Price of 30 kg = 30. Profit percentage = (30 / 80) * 100 = 37.5%.

This question belongs to: Maths Profit And Loss

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Question #1 Report Error

If the selling price of an article is Rs. 630 and the profit is 5%, find the cost price.

A. Rs. 620

B. Rs. 610

C. Rs. 590

D. Rs. 600

Correct Answer: Option D

Explanation:
CP = 630 / 1.05 = 600.

This question belongs to: Maths Profit And Loss

Question #2 Report Error

A trader allows a discount of 30% on the marked price and still gains 20%. If the cost price is Rs. 700, find the marked price.

A. Rs. 1250

B. Rs. 1150

C. Rs. 1200

D. Rs. 1300

Correct Answer: Option C

This question belongs to: Maths Profit And Loss

Question #3 Report Error

A merchant marks his goods 25% above CP and gives a 10% discount. Find his profit percentage.

A. 12.5%

B. 10%

C. 15%

D. 17.5%

Correct Answer: Option A

Explanation:
Let CP = 100. Marked Price = 125. Discount = 10% of 125 = 12.5. SP = 125 - 12.5 = 112.5. Profit % = 12.5%.

This question belongs to: Maths Profit And Loss