Aptitude - Percentages Online Quiz

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 - What is 15% of Rs. 34 ?

A - 3.10

B - 5.10

C - 4.1

D - 2.4

Answer : B

Explanation

15% of Rs. 34 = Rs.(15⁄100 x 34 ) = Rs. 5.10

Q 2 - Aman buys goods worth Rs. 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find the amount he will have to pay for goods?

A - 6002.40

B - 6876.10

C - 6266

D - 7876.10

Answer : B

Explanation

Rebate = 6% of 6650
= Rs. 399
Sales Rax = 10% of (6650 - 399)
= 10⁄100 x 6251 = Rs. 625.10
Therefore, amount = 6251 + 625.10= Rs. 6876.10

Q 3 - Three candidates contested and election and received 1136, 7636 and 11628 votes respectively. What percentage of the total votes did the winning candidate get?

A - 30%

B - 57%

C - 72%

D - 43%

Answer : B

Explanation

Total votes polled: 1136 + 7636 + 11628
= 20400
Therefore, percentage = (11628⁄20400 x 100)%
= 57%

Q 4 - Suresh spends 24% of his monthly income on food and 15% on the education of his children. Of the remaining salary, he spends 25% on entertainment and 20% on conveyance. He is now left with Rs. 10736. What is the monthly salary of Suresh?

A - Rs. 32000

B - Rs. 30000

C - Rs. 29000

D - Rs. 33500

Answer : A

Explanation

Let z be the monthly salary of Sameer.
[100-(25 + 20)]% of [100 - (24 + 15)]% of x = 10736
→ 55% of 61% of x = 10736
Rs. 32000

Q 5 - A sum of Rs 817 is divided among A, B and C such that A receives 25% more than B and B receives 25% less than C. What is the A share in the amount?

A - 228

B - 247

C - 285

D - 304

Answer : C

Explanation

Let B receives Rs x
∴ A's Share = Rs 5x/4
C's Share = Rs 4x/3
According to question,
x + 5x/4 + 4x/3 = 817
Or, (12x + 15x + 16x)/12 = 817
Or, x = (817*12)/43 = Rs 228
A's Share = 5x/4 = (5*228)/4= Rs 285

Q 6 - A student has to secure minimum 35% marks to pass in an examination. If he gets 200 marks and fails by 10 marks, then the maximum marks are

A - 300

B - 400

C - 500

D - 600

Answer : C

Explanation

Let the maximum marks be x.
According to the question,
35% of x = 200 + 10
Or, x = 600

Q 7 - 50% of a number when added to 50, is equal to a number .the number is

A - 100

B - 125

C - 140

D - 150

Answer : A

Explanation

50 + 50% of x =x
x - 1/2x = 50
x=100

Q 8 - The price of an article is cut by 20% .to restore it to the former value, the new price must be increased by

A - 20

B - 25

C - 30

D - 35

Answer : B

Explanation

Let original price = Rs. 100
Reduced price = Rs. 80
Increase on Rs.80=Rs.20 
Increase on Rs. 100=20/80*100%=25%

Q 9 - What percent of 2/7 is 1/35?

A - 2.5%

B - 10%

C - 25%

D - 20%

Answer : B

Explanation

 Let's have x % of 2/7 = 1/35
=> x/100 * (2/7) = 1/35 
=>x = 1/35 * 7/2 * 100
= 10%

Q 10 - If the radius of a circle is increased by 4 times, what will be the percentage increase in its area?

A - 400%

B - 800%

C - 900%

D - 1500%

Answer : D

Explanation

Area of circle = Πr2
Area of new circle = Π(4r2) = 16Πr2
= 16 times the area of the original circle
∴ Required percentage = (16 – 1)/1 * 100
= 1500%

aptitude_percentages.htm
Advertisements