Question

a car travels along a straight line for first half time with speed 40 km/hr and the second half

Answer 1

Answer:

==>> The average speed of the car = 50 km/hr. The car travels straight path for first half time and second half time. The average speed for the travel journey is calculated over total distance travelled and total time for the travel. Given, speed1 = 40 km/hr and speed 2 = 60 km/hr....