if a car travels 150 km in 2 hours and 200 km in 5 hours. what is it's average speed
(options)
a.50km/hour
b.100km/hour
c.175km/hour
kapilbaswal123:
50 km/h
thanks
50 km/h
I have found
Answers
Answered by
0
150 +200 kms in 7 hours
350 km in 7 hours
average Speed = 350 ÷70
= 50
ans is (a) 50 km/h
Answered by
1
Answer:
speed = distance/ time
average speed =speed of first body + speed of second body/2
Step-by-step explanation:
speed 1 = 150km/2hour
=75 kmph
speed 2 =200km/5hour
=40 kmph
average speed=75+40/2
=115/2
=57.5 kmph
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