# 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.

### Answer : B

### Explanation

5 : 4 =^{5}⁄_{4}= (^{5}⁄_{4}x 100 ) % = 125 %

### Answer : A

### Explanation

^{p}⁄_{100}x 932 = 279.6 p = 279.6 x^{100}⁄_{932}= 30

Q 3 - In an examination, 35% of the students passed and 455 failed. How many students appeared for the examination?

### Answer : A

### Explanation

Let s be the number of students appeared for the examination. Then, 65% of s = 455 i.e.^{65}⁄_{100}s = 455 Therefore, Students = 700

Q 4 - If A = p% of q and B = q% of p, then which of the following is true?

### Answer : D

### Explanation

p% of q = (^{p}⁄_{100}x q) = (^{q}⁄_{100}x p) = q% of p → A = B

Q 5 - Of the 1000 inhabitants of a town, 60% are males of whom 20% are literate. If, of all the inhabitants, 25% are literate, then what percent of the females of the town are literate?

### Answer : D

### Explanation

^{60}⁄_{100}x 1000 = 600 = number of males → 1000 - 600 = 400 = number of females Literates = 25% of 1000 = 250 Literate males = 20% of 600 = 120 Literate females = 250 - 120 = 130 Therefore, the percent of the females literate =^{130}⁄_{400}x 100 = 32.5%

Q 6 - In a recent survey 40% houses contained 2 or more people. Of those houses containing only one person, 25% were having only a male. What is the percentage of all the houses which contain exactly one females and no males?

### Answer : D

### Explanation

As per question, 40% houses contain two or more people. i.e. 60% houses have only one person. O these houses 25% have male. ∴ 75% of 60% of the total houses have only one female and no males. = .75 * 60% = 45%

Q 7 - The income of broker remains unchanged though the rate of commission is increased from 5% to 6% .the percentage of slump in business is

### Answer : B

### Explanation

Let the business value changes from x to y Then, 5% of x=6% of y or 5/100*x=6/100 y Or y = 5/6x Change in business = x-5/6x=1/6x Percentage slum in business=1/6 x * 1/x*100=100/6 %

Q 8 - On decreasing the price of refrigerator by 25%, its sale is increased by 20% .what is the effect on revenue received by the shopkeeper?

### Answer : D

### Explanation

Let,price =Rs. 100, sale =Rs. 100 Then, sale value = 100*100=Rs.10000 New sale value =Rs.(75*120)=Rs.9000 Decrease %=1000/10000*100=10%

### 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 - The production of company A increased by 25% from 1994 to 1995 and its production further increased by 60% from 1995 to 1996. What is the total percent increase in production from 1994 to 1996?

### Answer : D

### Explanation

Production in 1996 = 160/100 * 125/100 * Production on 1994 = 20000/10000 * Production on 1994 = 2 * Production on 1994 ∴ Required % Increase = {(Production on 1996 - Production on 1994)/ Production on 1994}*100% Consider, Production on 1994 = x. Then, Production on 1996 = 2x. = (2x – x)/x * 100%= 100%