If 25% of a number is subtracted from 30% of the same number, the result is 15. Find the number. MCQ with Answer and Explanation

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If 25% of a number is subtracted from 30% of the same number, the result is 15. Find the number.

A. 200

B. 300

C. 350

D. 250

Answer: Option B

Solution (By JKSSB Mock Tests)

0.3x - 0.25x = 0.05x = 15 → x = 300.

This question belongs to: Maths Percentage

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Practice More Percentage Questions

Question #1

Cost of 25 items = SP of 20 items. Profit %:

A. 30%

B. 25%

C. 20%

D. 22.5%

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Correct Answer: Option B

Explanation:
Profit = (5/20)×100 = 25%.

This question belongs to: Maths Percentage

Question #2

A boy scored 75% marks out of 600. How many marks did he get?

A. 450

B. 425

C. 475

D. 500

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Correct Answer: Option A

Explanation:
75% of 600 = 450.

This question belongs to: Maths Percentage

Question #3

A man spends 50% of his income. His income rises by 50% and expenditure by 20%. Percentage increase in savings is:

A. 90%

B. 80%

C. 70%

D. 60%

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Correct Answer: Option B

Explanation:
Let income = 100, exp = 50, sav = 50. New income = 150, exp = 60, sav = 90. Increase = 40 on 50 = 80%.

This question belongs to: Maths Percentage

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