A book marked at Rs. 500 is sold for Rs. 400. What is the discount percentage? MCQ with Answer and Explanation

A book marked at Rs. 500 is sold for Rs. 400. What is the discount percentage?
A. 15%
B. 25%
C. 22.5%
D. 20%
Answer: Option D
Solution (By JKSSB Mock Tests)
Marked Price = 500. Selling Price = 400. Discount = 100. Discount percentage = (100 / 500) * 100 = 20%.

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Practice More Profit And Loss Questions

Question #1
Two watches are sold at the same price. One is sold at a 15% profit and the other at a 15% loss. What is the overall profit or loss percentage?
A. 2.25% profit
B. No profit no loss
C. 2.5% loss
D. 2.25% loss

Correct Answer: Option D


Explanation:
Overall loss percentage = (15^2) / 100 = 225 / 100 = 2.25%.

This question belongs to: Maths Profit And Loss
Question #2
A shopkeeper sells a book for Rs. 230, losing 8%. Find the cost price.
A. Rs. 245
B. Rs. 250
C. Rs. 260
D. Rs. 240

Correct Answer: Option B


Explanation:
SP = 92% of CP => CP = 230 / 0.92 = 250.

This question belongs to: Maths Profit And Loss
Question #3
A man buys 100 oranges for Rs. 400. 20 oranges are rotten and thrown away. At what rate per dozen should he sell the remaining oranges to gain 20% on the whole transaction?
A. Rs. 72
B. Rs. 64
C. Rs. 60
D. Rs. 80

Correct Answer: Option A


Explanation:
Total Cost Price = 400. Desired Total Selling Price = 400 * 1.20 = 480. Remaining oranges = 80. Selling Price per orange = 480 / 80 = 6. Selling Price per dozen = 6 * 12 = 72.

This question belongs to: Maths Profit And Loss