Question

4. Arrange the following speeds in increasing order:
10 ms.1 km min. 18 km -
18 kol 10ml
min
in-1​

Answer 1

Unit 1=10 m/s.

Unit 2=1 km/min=60 km/hr = 60*5/18 m/s=16 2/3 m/s.

Unit 3=18 km/h=18*5/18=5 m/s.

Clearly, 5 m/s < 10 m/s < 16 2/3 m/s.

So,

18 km/h < 10 m/s < 1 km/min.