Question

A car takes 30 minutes to cover a distance of 18 km. Calculate its speed in km/h and m/s.

Answer 1

Answer:

Speed=18÷½=18×2/1=36km/hr

Speed=18000/1800=10m/s

Step-by-step explanation:

Hope it helps....

Answer 2

Answer:

r 10m/s

Step-by-step explanation:

Given:

Time taken = 30 min

distance = 18km

In terms of m/s:

1Km = 1000m

18 km = 18 × 1000 = 18000m

and

1min = 60 secs

30min = 30 × 60 = 1800 secs

speed = d/t = 18000/1800

= 10 m/s

//done!