Two numbers are respectively 20% and 50% more than a third number. What is the ratio of the first two numbers? MCQ with Answer and Explanation

Two numbers are respectively 20% and 50% more than a third number. What is the ratio of the first two numbers?

A. 3:5

B. 5:6

C. 2:5

D. 4:5

Answer: Option D

Let the third number be 100. First number = 120. Second number = 150. Ratio = 120:150 = 4:5.

This question belongs to: Maths Percentage

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Question #1 Report Error

A trader bought articles for Rs. 1500. Five were damaged, rest sold at Rs. 3 more than CP each, total profit Rs. 75. Number of articles:

A. 60

B. 75

C. 70

D. 80

Correct Answer: Option B

Explanation:
Let n articles, CP each=1500/n. Sold (n-5) at (1500/n +3). SP = (n-5)(1500/n +3)=1575. Solving gives n=75.

This question belongs to: Maths Percentage

Question #2 Report Error

If 15 men can complete a work in 20 days, how many men are required to complete the work in 10 days?

A. 32

B. 25

C. 30

D. 28

Correct Answer: Option C

Explanation:
M1×D1 = M2×D2 → 15×20 = M2×10 → M2 = 30.

This question belongs to: Maths Percentage

Question #3 Report Error

The value of a property depreciates at 10% per year. If its value after 2 years is Rs. 1,62,000, what was its original value?

A. Rs. 1,90,000

B. Rs. 2,10,000

C. Rs. 2,00,000

D. Rs. 1,80,000

Correct Answer: Option C

Explanation:
Original × 0.9 × 0.9 = 162000 → Original = 162000/0.81 = 200000.

This question belongs to: Maths Percentage