A car cover distance average speed of 60km per hr the average speed to cover distance in 30 min
Answers
Answered by
0
Answer:
Step-by-step : in first case
time = 30 minutes = 30 /60 hrs = 1/2 hr
speed = 60 km /hr
therefore the distance = speed × time
60 × 1/2 = 30 km
second case
distance is same = 30 km
time = 20 minutes = 20/60hr = 1/3 hr
speed = distance / time
30 / (1/3)= 30 ×3 = 90 km / hr
Similar questions