Question

A child runs at a speed of 10 metres per second. how much time will he take to cover a distance of 1 km?​

Answer 1

Answer:

1 min and 40 sec

Step-by-step explanation:

10 - 1 then 10 * 100

Answer 2

Step-by-step explanation:

1km=1000metres (let x be a time )

speed=distance/time

10/1=1000/x

x=1000×1/10

x=100 seconds