A man travelled 96 km by cycle. he saw that if he travelled with the speed og 2km per/hour more then he requires 4 hour less. find the speed of man.
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He planned to cover x km in 1hr15min (
60
75
m)→(
4
5
hr)
He actually covered (x+1) km in every hour.
Planned speed =
4
5
x
=
5
4x
km/h
Actual speed
1
x+1
=x+1km/hr
He reached the 96 km 2 hrs faster than his assumed speed.
∴
5
4x
96
−
x+1
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