A car can finish a certain journey is 15 h at a speed of 50 km/ h. in order to cover the same distance in 12 h, the speed of the car must be increased by how many km/ h?
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Time=15h
Speed=50km/h
Distance=Speed x Time
=50 x 15
=750km
if
Time=12h
Distance=750km
Speed=?
Speed = Distance / Time
=750/12
=62.50km/h
Speed=50km/h
Distance=Speed x Time
=50 x 15
=750km
if
Time=12h
Distance=750km
Speed=?
Speed = Distance / Time
=750/12
=62.50km/h
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