A man took 1 hour to travel from A to B at 50 km/h and 2 hour to travel from B to C at 20 km/h find the average speed?
A35 km/hr
B60 km/hr
C30 km/hr
D23.33 km/hr
Answer:
C. 30 km/hr
Read Explanation:
Distance traveled from A to B = 1 × 50 = 50 km
Distance traveled from B to C = 2 × 20 = 40 km
Average speed= total distance/total time
= 90/3
= 30 km/hr