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Arithmetic: Percentage Test -1

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Congratulations - you have completed Arithmetic: Percentage Test -1.You scored %%SCORE%% out of %%TOTAL%%.You correct answer percentage: %%PERCENTAGE%% .Your performance has been rated as %%RATING%%

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Question 1

If 20% of 40% of D = 25% of D% of F, then what is F?

A

8

B

16

C

32

D

12

Question 1 Explanation:

1/5 X 2/5 X D = ¼ X D/100 X F => F = 32

Question 2

By what % is 400 more than 100?;

A

100

B

200

C

300

D

400

Question 2 Explanation:

% difference = (400-100)/100 X 100 = 300 %

Question 3

The value of my house has increased from Rs. 300000 to Rs. 800000. What is the percentage change?

A

125

B

166.66

C

156

D

200

Question 3 Explanation:

Percentage change in the value of the house = {(800000-300000)/300000} X 100 = 166.66 %

Question 4

The population of the city increased by 20% and became 900000. The original population of the city was:

A

800000

B

750000

C

600000

D

700000

Question 4 Explanation:

Let the original population = x
1.20 x = 900000 => x = 750000.

Question 5

In a latest move, the DLF mall decreased its ticket price per person by 30% and increased the price of compulsory food items per person by 10%. The outcome of the whole move was an increase in 20% in the public turnout at the mall. How did the overall financials of the DLF mall change? (assume every customer to the ball buys a movie ticket)

A

7.6 % rise

B

7. 6 % fall

C

7 % rise

D

9 % fall

Question 5 Explanation:

Earning for food items per person: 1.1 times the original Increase in number of people: 1.2 times the original Net figure: 1.2 x 1.1 x 0.7 (the original earning) = 0.924 => 7.6% decrease.

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