Question

A car covers a distance of 100 km in 1 hour 20 minutes. Find its speed in (a) km/h and (b) m/s.​

Answer 1

Answer:

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Explanation:

We know that.

Speed =distance ×time.

And we have.

Distance =100km

Time =80 minute=1.33 hour(approx)

Now..

Speed =100/1.33

Speed =75.18km/h (approx)

And in M/s it would be 75.18 × 5/18

= 20.88 m/s

Answer 2

Explanation:

km/h=100÷80=1.33km

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