The distance between two cities ‘A’ and ‘B’ is 300 km. A man starts
his journey from ‘A’ by car at a uniform speed and reached at ‘B’. If he
has increased his speed 5 km/hr, he could have reached 2 hours earlier.
a) Taking ‘x’ as the speed of the car, form a second degree equation.
b)Find the speed of the car
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Answer:
Let the distance be x km.
⇒
4
x
−
5
x
=
60
15
which gives x=5.
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