Question

Que. how long will it take for a child running at 10 m/s to cover a distance of 200 m ?
a.10 sec
b.20 sec
c.40 sec
d.5 sec​

Answer 1

Answer:

20 seconds.

Explanation:

because, time taken by the child is directly proportional to distance and inversly proportional to velocity..

Answer 2

Answer:

20 second option B

Explanation:

here distance = 200 m

speed = 10 m/s

time = ?

we know that

time = distance / speed

time = 200 / 10

time = 20 second

HENCE OPTION B) IS CORRECT