Question

Exercise 10.1
1. In an athletic meet a runner covered 3 km in 30 minutes. What is his speed​

Answer 1

Answer:

speed = distance/time

3km=3000m

30mins=1800secs.

3000/1800=30/18

=1.6m/s²

Answer 2

Answer:

Remember that:-

Speed = distance

time

Therefore....,..... distance is 3 km

time is 30 minutes

Distance is always calculated in km/hr. so change the time into hr.

1 hr = 60 minutes

1/2 hrs. = 30 minutes.

Speed = 3 = 6 km is his speed

1/2

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