Question

1) Find the speed of a car which covers a distance of 450 km in 9 hours after stopping in between for 3 hours. pls solve step by step ans is 50km/hr
2) How long will a man take to walk 600 m ,if he walks at the rate of 4 km/hours? ans is 9 minutes

Answer 1

d=450 km
t=9 hours
s=d/t
450/9
=50 km /h

2.
convert 600 m to km 0.6km
s=4 km/h
t=d/s
0.6/4
9 mins