A car moves with a speed of 40 km/h for 15 minutes and then with a speed of
60 km/h for the next 15 minutes. Find the total distance covered by the car in
these 30 minutes.
Answers
Answered by
0
Answer:
i
Explanation:
case
time=15/60=.25hr
velocity =40km/hr
displacement =40×.25=10km
2nd case
time=15/60hr=.25hr
velocity =60km/hr
displacement =60×.25=15km
total displacement =15+10=25km
Answered by
3
Case 1
Speed = 40 k/h
Time = 15 min
Distance = 40 /15/60
= 8×20
= 160
Case 2
Speed= 60km/hr
Time. = 15 min
Dustance = 60 /15/60
= 60×4 = 240
Total distance = 160 + 240
= 400
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