Question

The ratio of 2 cm to 2 mm is
10: 1 1: 100 100: 1 1: 10
Please answer from the above options

Answer 1

✯Answer:

The ratio of 2cm to 2mm is :

a) 10:1 ✔️

b) 1:100

c) 100:1

d) 1:10

✯Solution:

The unit of distances are different. so we should convert into same units.

1cm = 10mm

2cm=2×10=20mm

$2cm : 2mm = 20mm : 2mm \\ = 20 : 2 \\ = \frac{20}{2} \\ = \frac{10}{1}$

✯Note:

• To compare two quantities , the unit must be same
• Diffrent ratios can be compared them by changing to required unit.