Question

2. Express the following speeds in m/s (metres per second)
(i) 36 km/hr (ii) 72 km/hr (iii) 14.4 km/h
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Answer 1

Answer:

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Step-by-step explanation:

(i) 36km/hr

=> 36*5/18

=>10 m/s

(i) 72km/hr

=> 72*5/18

=>20 m/s

(iii) 14.4km/hr

=> 14.4*5/18

=> 1.8*5

=>9 m/s

Answer 2

i) 10 m/s

ii) 20 m/s

iii) 4 m/s

HOPE IT IS HELPFUL....