Question

10. A car moves with a speed of 30 km/h–1

for half an hour, 25 km/h–1

for one hour and 40 km/h–

1

for two hours. Calculate the average speed of the car.​

Answer 1

Answer:

Distance covered in half an hour at 30km/hr = s×t = 30×1/2=15km. Distance coveted in 1hr at 25km/hr= s×t= 25×1 =25km. Total time taken= 3hrs and 30 mins=7/2 hrs

Answer 2

Answer:

$hope \: it \: helps \: you$