Question

two buses travel to a place at the speeds of 45 km/hr and 60 km / hr respectively . if the second bus takes 7/2 hours less than the first for the same journey , find the length of the journey ?​

Answer 1

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Let the length of the journey be x km. Then,

45

x

−

60

x

=

2

11

⇒

180

4x−3x

=

2

11

⇒

180

x

=

2

11

⇒x=

2

11×180

=990km

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