Percentage MCQs for Competitive Examination
Solve the following problems.
Q. 21
If decreasing 120 by x% gives the same results as increasing 40 by x% then x% of 210 is what percent less than (x + 20) % of 180?
(A) 33(1/3)
(B) 18
(C) 16(2/3)
(D) 20
Answer: (C) 16(2/3)
Explanation: N/A
Q. 22
The income of Raju is 20% more than his expenditure. If his income increases by 60% and his expenditure increase by 70% then by what percent does his saving increases/decreases?
(A) It decreases by 10%
(B) It decreases by 2%
(C) It increases by 10%
(D) It increases by 2%
Answer: (C) It increases by 10%
Explanation: N/A
Q. 23
5% of a = b, then b% of 20 is same as:
(A) 20% of (a/2)
(B) 50% of (a/29)
(C) 50% of (a/2)
(D) 20% of (a/20)
Answer: (D) 20% of (a/20)
Explanation: N/A
Q. 24
When a number is increased by 216, it becomes 140% of itself. What is the number?
(A) 540
(B) 756
(C) 450
(D) 675
Answer: (A) 540
Explanation: N/A
Q. 25
A number is first increased by 16(2/3)% and then decreased by 15% to get 238. What is 37.5% of that number?
(A) 150
(B) 75
(C) 120
(D) 90
Answer: (D) 90
Explanation: N/A
Q. 26
A man’s annual income has increased by Rs 5 lakhs but the tax on income that he has to pay has reduced from 12% to 10%. He now pays Rs 10,000 more income tax. What is his increased income (in lakhs).
(A) 20
(B) 25
(C) 15
(D) 10
Answer: (B) 25
Explanation: N/A
Q. 27
A man donates 30% of his wealth to charity. 30% and 25% of the remaining wealth to his wife and son respectively. The rest he divides equally between his three daughters. One of his daughter gets Rs 42 lakh as her share. What was the man’s wealth in Rs lakhs?
(A) 280
(B) 400
(C) 500
(D) 350
Answer: (B) 400
Explanation: N/A
Q. 28
Ravi is 12 years younger than Surya. Ravi’s age is 40% of the sum of his and Surya’s age. What will be Surya’s age 9 years hence?
(A) 36
(B) 24
(C) 33
(D) 45
Answer: (D) 45
Explanation: N/A
Q. 29
A businessman imported Laptops, worth Rs 210000, Mobile phones worth Rs 100000 and Television sets worth Rs 150000. He had to pay 10% duty on laptops, 8% on phones and 5% on Television sets as a special case. How much total duty (in Rs) he had to pay on all items as per above details?
(A) 36500
(B) 37000
(C) 37250
(D) 37500
Answer: (A) 36500
Explanation: N/A
Q. 30
The number of trees in a town in 17640. It increases annually at the rate of 5%. How many trees were there 2 years ago?
(A) 14000
(B) 15000
(C) 16000
(D) 25500
Answer: (C) 16000
Explanation: N/A
Q. 31
The price of motor cycle depreciates every year by 10%. If the value of the motor cycle after 3 years will be Rs 36450, then what is the present value (in Rs) of the motor cycle?
(A) 45000
(B) 50000
(C) 48000
(D) 51000
Answer: (B) 50000
Explanation: N/A
Q. 32
In an election between two candidates, the winning candidate had got 70% of the votes polled and has won by 15400 votes. What is the number of votes polled for loosing candidate?
(A) 38500
(B) 11550
(C) 26950
(D) 13550
Answer: (B) 11550
Explanation: N/A
Q. 33
Two students appeared for an examination. One of them secured 19 marks more than the other and his marks were 60% of the sum of their marks. The marks obtained by them are
(A) 78 and 59
(B) 57 and 38
(C) 45 and 26
(D) 99 and 80
Answer: (B) 57 and 38
Explanation: N/A
Q. 34
Due to 25% fall in the rate of eggs, one can buy 2 dozen eggs more than before by investing Rs 162. Then the original rate per dozen of the eggs is
(A) Rs 22
(B) Rs 24
(C) Rs 27
(D) Rs 30
Answer: (C) Rs 27
Explanation: N/A
Q. 35
A man spends 75% of his income. His income increases by 20% and this expenditure also increases by 10%. Find the percentage increase in his savings
(A) 25%
(B) 50%
(C) 15%
(D) 10%
Answer: (B) 50%
Explanation: N/A
Q. 36
Mukesh has twice as much money as Soham. Soham has 50% more money than Pankaj. If the average money with them is Rs 110, then Mukesh has
(A) Rs 155
(B) Rs 160
(C) Rs 180
(D) Rs 175
Answer: (C) Rs 180
Explanation: N/A
Q. 37
In an office, 40% of the staff is female. 70% of the female staff and 50% of the male staff are married. The percentage of the unmarried staff in the office is
(A) 64
(B) 60
(C) 54
(D) 42
Answer: (D) 42
Explanation: N/A
Q. 38
If X is 20% less than Y, then find the values of (Y – X)/Y and X/(X −Y)
(A) (1/5), -4
(B) 5, -(1/4)
(C) (2/5), -(5/2)
(D) (3/5), -(5/3)
Answer: (A) (1/5), -4
Explanation: N/A
Q. 39
The number that is to be added to 10% of 320 to have the sum as 30% of 230 is
(A) 37
(B) 32
(C) 23
(D) 73
Answer: (A) 37
Explanation: N/A
Q. 40
If 120 is 20% of a number, then 120% of that number will be
(A) 20
(B) 120
(C) 480
(D) 720
Answer: (D) 720
Explanation: N/A