Question

The time taken by a boy to run 1 k.m.
running at a speed of 5m. / second ...
1. 100 seconds
2. 50 seconds
3. 3 minutes 20 seconds
4. 3 minutes 30 seconds​

Answer 1

Step-by-step explanation:

Start with the given variables : Speed = 5 m/s Time = 1 m 40 sec = 100 sec ( now both variables have the unit of seconds) ...