ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress

Question 1.
A rectangular park is 120 m long and 75 m wide. Find the ratio of:
(i) breadth to its length
(ii) length to its perimeter
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 1

Question 2.
Divide the angles of a triangle in the ratio 2 : 3 : 4.
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 2

Question 3.
Heights of Anshul, Ankita and Dhruv are 1.04 m, 1.30 m and 91 cm respectively. Divide 100 sweets among them in the ratio of their heights.
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 3

Question 4.
The weights of Divya and Himanshu are in the ratio 5 : 7. If Himanshu weighs 28 kg, find the weight of Divya.
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 4

Question 5.
Which ratio is smaller- 9 : 13 or 7 : 11 ?
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 5

Question 6.
Find the fourth proportional to
(i) 4, 7, 20
(ii) 2\(\frac { 1 }{ 2 }\), 1\(\frac { 1 }{ 4 }\), 2.2
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 6
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 7

Question 7.
A typist types 70 pages in 3 hours 30 minutes. How long will she take to type 300 pages?
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 8

Question 8.
12 looms weave 210 m cloth per day. How many metres of cloth will 8 looms weave per day?
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 9

Question 9.
A journey takes 4 hours 30 minutes at a speed of 60 km/h. How long will the same journey take at a speed of 15 m/sec?
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 6 Ratio and Proportion Check Your Progress 10

ML Aggarwal Class 7 Solutions for ICSE Maths