Percentage
English
0 / 3 Answered
Q1
Easy
What is 25% of 400?
โ
Correct Answer:
B โ 100
๐ก Explanation:
25% of 400 = (25/100) ร 400 = 100.
Q2
Medium
A shopkeeper marks his goods 40% above cost price and allows a discount of 20%. His profit percent is:
โ
Correct Answer:
B โ 12%
๐ก Explanation:
Let CP = 100. MP = 140. SP = 140 ร 0.8 = 112. Profit % = 12%.
Q3
Medium
If the price of petrol increases by 25%, by how much percent should a car owner reduce his consumption so that expenditure doesn't increase?
โ
Correct Answer:
A โ 20%
๐ก Explanation:
Reduction % = [increase% / (100 + increase%)] ร 100 = [25/125] ร 100 = 20%.