Question

A car takes 3 hours to reach a destination by travelling at the speed of 40 km/h. How long will it take when the car travels at the speed of 60 km/h? *

Answer 1

Answer:

As speed increases, time taken decreases in same proportion. So the time taken and varies inversely to the speed of the vehicle for the same distance.

80

60

=

4

x

60×x=80 and 4÷x=y

60×4=80×x x=

60

80

x=

80

60×4

=3 hr 4÷

60

80

=y

y=

80

4×60

=3 hr

Step-by-step explanation:

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