class 7 math chapter 8 comparing quantities practice questions
Answers
Answer:
Question 1.
The ratio of Rs 10 to 50 paise is
(a) 20 : 1
(b) 10 : 1
(c) 5 : 1
(d) 1 : 20
Question 2.
The ratio of 6 kg to 400 g is
(a) 10 : 1
(b) 15 : 1
(c) 12 : 1
(d) 6 : 1
Question 3.
The ratio of 3 m to 60 cm is
(a) 4 : 1
(b) 3 : 1
(c) 5 : 1
(d) 2 : 1
Question 4.
The ratio of 15 days to 72 hours is
(a) 2 : 1
(b) 3 : 1
(c) 4 : 1
(d) 5 : 1
Question 5.
The ages of father and son are 45 years and 10 years. The ratio of their ages is
(a) 3 : 2
(b) 5 : 2
(c) 9 : 2
(d) 15 : 2
Question 6.
The cost of 3 envelopes is ₹ 15. Find the cost of 5 envelopes.
(a) ₹ 20
(b) ₹ 25
(c) ₹ 30
(d) ₹ 40
Question 7.
The cost of 7 kg of potatoes is ₹ 42. How many kg of potatoes can be purchased for ₹ 96?
(a) 10 kg
(b) 12 kg
(c) 15 kg
(d) 16 kg
Question 8.
The cost of 4 m of cloth is Rs 40. Find the cost of 9 m of cloth.
(a) ₹ 90
(b) ₹ 60
(c) ₹ 50
(d) ₹ 40
Question 9.
The cost of 8 pencils is ₹ 10. Find the cost of 20 pencils.
(a) ₹ 20
(b) ₹ 25
(c) ₹ 24
(d) ₹ 30
Question 10.
A motorcycle goes 120 km in 3 l of petrol. How much petrol will be required to go 600 km?
(a) 10 l
(b) 12 l
(c) 15 l
(d) 20 l