Question

a car moves with a speed of30 km/h^1 for half an hou,25km/h for one hour and 40km/h^-1 for two hours calculate the average speed of the car

Answer 1

Hello friend  Average speed= total distance travel /total time taken Here total distance =120km Total time taken=3.5hour (A)=120/3.5=34.28km/hour Hope it helps you