45% of a number is 135. The number is: MCQ with Answer and Explanation

Question

Share Report Error

45% of a number is 135. The number is:

A. 300

B. 320

C. 250

D. 280

Answer: Option A

Solution (By JKSSB Mock Tests)

0.45x = 135 → x = 300.

This question belongs to: Maths Percentage

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Percentage Questions

Question #1

Share Report

15% of 40 greater than 25% of a number by 2. The number:

A. 18

B. 14

C. 16

D. 12

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option C

Explanation:
6 = 0.25x + 2 → 0.25x = 4 → x = 16.

This question belongs to: Maths Percentage

Question #2

Share Report

A man's income Rs. 15000. Spends 40% food, 20% rent, 15% education, 10% others. By what % reduce food expenditure to increase savings by 25%?

A. 9.375%

B. 10%

C. 8.5%

D. 12.5%

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option A

Explanation:
Present savings 15% = 2250, food=6000. New savings 2812.5, increase 562.5 from food reduction. % reduction = (562.5/6000)×100 = 9.375%.

This question belongs to: Maths Percentage

Question #3

Share Report

A student divided a number by 10 instead of multiplying it by 10. What is the percentage error?

A. 99%

B. 95%

C. 100%

D. 90%

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option A

Explanation:
True = 10x. False = 0.1x. Error = 9.9x. % Error = (9.9 / 10) * 100 = 99%.

This question belongs to: Maths Percentage

Explore All Percentage MCQs