Successive discounts of 20% and 15% are equal to a single equivalent discount of what percentage? MCQ with Answer and Explanation

Successive discounts of 20% and 15% are equal to a single equivalent discount of what percentage?

A. 33%

B. 35%

C. 30%

D. 32%

Answer: Option D

Equivalent discount = A + B - (A * B) / 100. So, 20 + 15 - (20 * 15) / 100 = 35 - 300 / 100 = 35 - 3 = 32%.

This question belongs to: Maths Profit And Loss

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Question #1 Report Error

A fruit vendor buys apples at the rate of 5 for Rs. 10 and sells them at the rate of 4 for Rs. 12. His gain percent is:

A. 50%

B. 60%

C. 55%

D. 40%

Correct Answer: Option A

Explanation:
Cost Price of 1 apple = 10 / 5 = 2. Selling Price of 1 apple = 12 / 4 = 3. Profit = 1. Profit percentage = (1 / 2) * 100 = 50%.

This question belongs to: Maths Profit And Loss

Question #2 Report Error

A dishonest dealer professes to sell his goods at cost price, but he uses a weight of 800 grams for 1 kg. What is his actual profit percentage?

A. 20%

B. 33.33%

C. 30%

D. 25%

Correct Answer: Option D

Explanation:
He gives 800 grams but charges for 1000 grams. Profit = 1000 - 800 = 200 grams. Profit percentage = (200 / 800) * 100 = 25%.

This question belongs to: Maths Profit And Loss

Question #3 Report Error

If the cost price of an article is Rs. 640 and the selling price is Rs. 800, what is the profit percentage?

A. 20%

B. 25%

C. 30%

D. 15%

Correct Answer: Option B

This question belongs to: Maths Profit And Loss