Question

if a car moving at a constant speed covers 6 km in 7 minutes 30 seconds how long will it take to travel 36 km

Answer 1

6 km ko convert kro mitre me 6000 m
time in second 420 second
speed 6000/420=40/3 m/s
distance 36000m/speed40/3=2700 second mtlb 45 minutes

Answer 2

The car will take 45 minutes.

Given data :

• Car covers 6 km in = 7 minutes and 30 seconds = 450 seconds

• Total distance to cover = 36 km

So,

Car covers,

6 km = 450 seconds

1 km = 450/6 seconds

36 km = (450×36)/6 = 2700 seconds = 45 minutes (answer)