A car travels at a speed of 40km/hr for two hour and then at 60km/h for three hours.
What is the average speed of the car during the entire journey?
hyunxu:
20 km/hr ??
Answers
Answered by
1
Average speed = totol distance travelled / total time taken
total distance = 260 km
total time = 5 hours
so, 100/5 = 52 km/hr average speed of car (ans)
total distance = 260 km
total time = 5 hours
so, 100/5 = 52 km/hr average speed of car (ans)
Answered by
2
80+180=260
avg speed=260/5
=52
avg speed=260/5
=52
how 80 + 180
260
why he added 80+180 instead of 60+40
see time
okk i understand my mistake
wow I understood
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