Question

express the following speeds in km per hour,35 m per second
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Answer 1

Answer:

126 meter per hour

Step-by-step explanation:

1 m/sec = 18/5 km/hr

2 m/sec = 2 × 18/5 km/hr

so ,

35 m/sec = 35×18/5 km/hr

=126 km/hr

Hope it helps !!