car takes 2 hours to reach a destination by traveling at the speed of 60 km/ h. How long will it take when the car travels at the speed of 80 km/h ?
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Answer:
S=60km/h
T=2 hr
D=?
Since,D=S×T
=60×2
=120km
In both the cases d is same substituting and applying the formula:
D=120km
S=80km/h
T=?
D=S×T
120=80×T
T=120/80
T=1.5 hr
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