Free Comparing Quantities 02 Practice Test - 7th grade 

Question 1

125625 is equivalent to _____.

A.

5

B.

15

C.

25

D.

52

SOLUTION

Solution : B

125625 = 15   [Divide both numerator and denominator by 125]

Question 2

Pavan's car can go 100 km with 50 litres of petrol. How far can the car go with 30 litres of petrol?

A.

40 km

B.

50 km

C.

60 km

D.

66 km

SOLUTION

Solution : C

With 1 litre of petrol, distance travelled by car = 10050 = 2 km

Therefore, with 30 litres of petrol, it can travel 30 × 2 = 60 km.

Question 3

Anmol drew a circle and divided it in to four equal parts.Express area of the shaded part to the area of the circle in ratio?

 

A.

14

B.

34

C.

12

D.

15

SOLUTION

Solution : A

Number of shaded parts = 1

Total number of equal parts = 4

Therefore, Ratio  of the area of the  shaded part to area of number of equal parts 

Area of the Shaded PartArea of the Circle=14.

Question 4

Ram sold a flower vase at 10% loss. The cost price of the vase was ₹ 120. Find the selling price of the flower vase.

A.

₹ 108​

B.

₹ 100​

C.

₹ 110

D.

₹ 105

SOLUTION

Solution : A

Loss = 10% of 120

=10100×120

= ₹ 12

Selling Price = C.P - Loss

Selling Price = 120 - 12 = ₹ 108

Question 5

Ram can run 3 times faster than Rahul. If Rahul's speed is 5 km/hr. Then speed of Ram is ___ km/hr.

SOLUTION

Solution :

Ram can run 3 times faster than Rahul

Rahul's speed = 5 km/hr

So Ram's speed = 3 × 5 = 15km/hr

Question 6

20% of x = 100 Then x = ?


___

SOLUTION

Solution :

0.2x = 100

⇒ x = 1000.2 = 10002 = 500
 

Question 7

Priya was preparing a cake. She mixed 3 cups of flour, 2 cups butter, and 1 cup sugar. The percentage of flour used in the cake is ___.

SOLUTION

Solution :

Total number of cups of ingredients = 6

Number of cups of flour = 3

Therefore, percentage of flour used in cake = 36 × 100 = 50%

Question 8

Satyam took a loan of Rs. 5000 at 15% per year as rate of interest. The amount paid back by him at the end of the year is (in rupees) ___ . 

SOLUTION

Solution :

Simple Interest = PRT100

Principal, P = 5000

Rate of Interest, R = 15

Time, T = 1

Simple Interest = 5000×15×1100 = Rs 750

Amount to be paid = 5000 + 750 = Rs. 5750

Question 9

Height of Raman is 150cm and height of his younger brother is 125cm.

Height of RamanHeight of his younger brother=56

A.

True

B.

False

SOLUTION

Solution : B

Expressing height of Raman to height of his younger brother as ratio, we have 

Height of RamanHeight of his younger brother=150125=65

Question 10

Raman asked Vinay to convert 1216 into a percentage. His  answer was 75%. 

A.

True

B.

False

SOLUTION

Solution : A

Expressing 1216  as a percentage , we have  

 1216×100 = 75%

Hence his answer is true.

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