A man spends 80% of his income. His income increases by 30% and his expenditure increases by 20%. What is the percentage increase in his savings? MCQ with Answer and Explanation

A man spends 80% of his income. His income increases by 30% and his expenditure increases by 20%. What is the percentage increase in his savings?
A. 80%
B. 70%
C. 50%
D. 60%
Answer: Option B
Solution (By JKSSB Mock Tests)
Let income = 100. Exp = 80. Sav = 20. New income = 130. New Exp = 80 * 1.2 = 96. New Sav = 130 - 96 = 34. Increase = 14. % Increase = (14 / 20) * 100 = 70%.

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Practice More Percentage Questions

Question #1
In an election, candidate A got 55% votes and B got the rest. If total votes were 2000, how many votes did B get?
A. 800
B. 900
C. 1000
D. 1100

Correct Answer: Option B


Explanation:
B got (100% - 55%) = 45% of 2000 = 900 votes.

This question belongs to: Maths Percentage
Question #2
40% of a number exceeds 25% of the same number by 30. What is 75% of the number?
A. 150
B. 180
C. 160
D. 170

Correct Answer: Option A


Explanation:
0.4x - 0.25x = 0.15x = 30 → x = 200. 75% of 200 = 150.

This question belongs to: Maths Percentage
Question #3
What is 150% of 40?
A. 60
B. 40
C. 70
D. 50

Correct Answer: Option A


Explanation:
150% of 40 = (150 / 100) * 40 = 1.5 * 40 = 60.

This question belongs to: Maths Percentage