Question

Q1. Find the ratio of 45 m to 1 km.
Q2. Determine if the following ratio form a proportion.
2 kg : 70 kg and 30 sec : 5 minutes
Q3. Below given ratios form a proportion, mark True / False.
6: 4 and 12: 18
Q4. A rectangular field is 80 m long and 60 m wide. Find the ratio of its length
to perimeter.
Q5. 7:12 is equivalent to:
a) 28:40 b) 42:71 c) 72:42 d) 42:72
Q6. Two numbers are in the ratio of 8:3 and their sum is 242. Find the difference between the two numbers?

Answer 1

Answer:

1. 45:1000=9:200

2. 2/70=30/300

1/35=1/10. no they are not in proportion

3-no

4- perimeter 2(80+60)=280

80:280

2:7

5- d

6- 8x+3x=242

11x=242

x=22

8x=8×22=176

3x=3×22=66

8x-3x=176-66=110

Step-by-step explanation:

1km=1000m