Question

Change the following speed in metre per second 144 km per hour.

Answer 1

Answer:

40 metre per second is the speed.

Step-by-step explanation:

144km=144*1000m

=144000m

seconds in a minute=60

seconds in 60 minutes/1 hour=60*60=3600

speed per second in metres=144000/3600

=40 metres per second.

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Answer 2

Answer:

40m/s

Step-by-step explanation:

Given: 144 km/hr

To find: Need convert in m/s

Solution:

144x1000 / 3600.... (1 km = 1000m ; 1 hour : 36009)

= 40 m/s

Hence, The converted value is 40 m/s.

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