Aptitude - Percentages Online Quiz


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Following quiz provides Multiple Choice Questions (MCQs) related to Percentages. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - 860% of 50 + 50% of 860 = ?

A - 340

B - 320

C - 40

D - 860

Answer : D

Explanation

= (860100 x 50  + 50100 x 860)
= 860

Q 2 - If a number p is 10% less than another number q and q is 10% more than 125, then p is equal to?

A - 123

B - 123.75

C - 132.50

D - 132.25

Answer : B

Explanation

q = 125 + 10% of 125 = 137.50
p = 137.50 - 10% of 137.50 = 123.75

Q 3 - A batsman scored 110 runs which included 3 boundaries and 8 sixes. What percent of his total score did he make by running between the wickets?

A - 511%

B - 45%

C - 11 545%

D - 45 511%

Answer : C

Explanation

Number of runs made by running = 110 - (3 x 4 + 8 x 6) = 50
Therefore, percentage = (50100 x 100)% = 45 511%

Q 4 - 10% of the voters did not cast their votes in an election between two candidates. 10% of the votes polled were found invalid. The successful candidate for 54% of the valid votes and won by a majority of 1620 votes. Find the number of voters enrolled on the voters list?

A - 27000

B - 32000

C - 25000

D - 28000

Answer : C

Explanation

Let z be the total number of voters.
Votes polled = 90% of z
Valid votes = (90% of (90% of z))
Therefore, 54% of [90% of (90% of z)] - 46% of [90% of (90% of z)] = 1620
→ 8% of [90% of (90% of z)] = 1620
The number of voters enrolled were z = 25000

Q 5 - The price of potatoes came down to Rs 12 per kg from Rs 16 per kg. Find the percentage decrease.

A - 25%

B - 15%

C - 35%

D - 10%

Answer : A

Explanation

decrease = 16-12 = 4 => %decrease = 4/16 * 100 = 25%

Q 6 - A's salary is 50% more than that of B. How much percent is B's salary less than that of A?

A - 50

B - 100/3

C - 45

D - 200/3

Answer : B

Explanation

Required percentage = {50/(100+50)}*100%
= 50/150 * 100 = 100/3

Q 7 - 15% of 180 = 50% of?

A - 48

B - 50

C - 52

D - 54

Answer : D

Explanation

Let 15% of 180=50% of x
Then 15/100*180=50/100*x
=>x=54

Q 8 - 150% of 14+75% of 75 = ?

A - 2503.5

B - 2650.5

C - 2525

D - 2558.60

Answer : C

Explanation

Let his income be x, then
x-5% of x - 20% of 95% of x = 1919     0r 
x-x/20-(20*95*x)/(100*100)=1919
x=Rs.2525

Q 9 - ?% of 64 = 8

A - 10.5

B - 11.5

C - 12.5

D - 13.5

Answer : C

Explanation

Let x% of 64 = 8.  Then, (x/100*64)=8
∴ x= 8* 100/64= 25/2=12.5.

Q 10 - When the price of a product was increased by 15%, the number sold was decreased by 20%. What was the net effect?

A - 8% gain

B - 5% loss

C - 8% loss

D - Cannot be determined

Answer : C

Explanation

Let original price of the product = Rs 100 and number of products originally sold = 100.
Original sale proceeds = 100*100 = Rs 10,000/-
New sale proceeds = 115*80 = Rs 9200
Decrease = 10,000  9,200 = 800/-
∴ Decrease % = (800/1000)*100 = 8%


aptitude_percentages.htm

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