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This mock test of Test: Comparing Quantities - 2 for Class 7 helps you for every Class 7 entrance exam.
This contains 20 Multiple Choice Questions for Class 7 Test: Comparing Quantities - 2 (mcq) to study with solutions a complete question bank.
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QUESTION: 1

In a computer lab, there are 3 computers for every 6 students. How many computers will be needed for 24 students?

Solution:

QUESTION: 2

Out of 32 students, 8 are absent. What percent of the students are present?

Solution:

No. of students that are present

=32-8=24

Percentage of absent students =24/32*100=75%

QUESTION: 3

There are 25 radios, 16 of them are out of order. What percent of radios are out of order?

Solution:

No. of radios out of order=16

Percentage of radios out of order=16/25*100=64%

QUESTION: 4

A shop has 500 parts, out of which 5 are defective. What percent are not defective?

Solution:

%defective = 5/500 x 100 = 1%

so %not defective = 100 - 1 =99%

QUESTION: 5

There are 120 voters, 90 of them voted yes. What percent voted yes?

Solution:

QUESTION: 6

A survey of 40 children showed that 25% liked playing football. How many children not liked playing football?

Solution:

Total number of children=40

25% like football

Children who don’t like playing football=100-25=75%

So no. of children who don’t like football=75% of 40

= 75/100 * 40 = 30 children

QUESTION: 7

8% children of a class of 25 like getting wet in the rain. How many children do not like getting wet in the rain.

Solution:

Number of children that like getting wet in rain = 8% of 25

= 8/100 × 25

= 8/4

= 2 children.

Number of children that don't like getting wet in rain

= 25 - 2

= 23 children

Therefore, there are 23 such students that don't like getting wet in rain.

QUESTION: 8

Rahul bought a sweater and saved Rs 20 when a discount of 25% was given. What was the price of the sweater before the discount?

Solution:

discount=25%

25% of x =20

25/100*x=20

25x=2000

x=2000/25=Rs. 80

QUESTION: 9

Out of 15,000 voters in a constituency, 60% voted. Find the number of voters who did not vote.

Solution:

QUESTION: 10

Meeta saves Rs 400 from her salary. If this is 10% of her salary. What is her salary?

Solution:

400 is the 10% of the salary

10% of x = 400

10/100*x = 400

x=400*10 = Rs. 4000

QUESTION: 11

A local cricket team played 20 matches in one season. It won 25% of them. How many matches did they lose?

Solution:

Percentage of lost matches=75%

No. of matches lost=75% of 20

=75/100*20

=15 matches

QUESTION: 12

A school team won 6 games this year against 4 games won last year. What is the percent increase?

Solution:

QUESTION: 13

The number of illiterate persons in a country decreased from 150 lakhs to 100 lakhs in 10 years. What is the percentage of decrease?

Solution:

Percentage of decrease = change in illiterate people/150*100 =(150-100)*100/150=50*100/150=100/3%

QUESTION: 14

Cost of an item is Rs 50. It was sold with a profit of 12%. Find the selling price.

Solution:

QUESTION: 15

How much will an item cost if 10% discount is given on the marked price Rs 100?

Solution:

QUESTION: 16

A football team won 10 matches out of the total number of matches they played. If their win percentage was 40, then how many matches did they play in all?

Solution:

QUESTION: 17

If Chameli had Rs 600 left after spending 75% of her money, how much did she have in the beginning?

Solution:

After spending 75% of money , chameli has Rs. 600.

So 600=25% of the money

25% of x=600

25/100*x=600

x=600*4=Rs. 2400

QUESTION: 18

The price of a scooter was Rs 34,000 last year. It has increased by 20% this year. What is the price now?

Solution:

Price of the scooter last year=34000

Increase=20%

Amount of increase=20% of 34000=20/100*34000=6800

New price=34000+6800=Rs. 40800

QUESTION: 19

The price of a scooter was Rs 34,000 last year. It has decreased by 5% this year. What is the price now?

Solution:

QUESTION: 20

Mohit bought a CD for Rs. 750 and sold it Rs. 875. Find his gain or loss percent.

Solution:

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