Question

find the speed of an athlete who makes 4 and three quarter laps in 3 minutes and 45 seconds on a 400 metre field in metres per second.please answer in english.

Answer 1

Answer:

1 minute 40 seconds = 60 seconds +40 seconds =100 seconds ,

the athlete goes in 100 seconds =400 m.

Therefore, the athlete goes in 1 second =(400÷100) m.

=4 m.

Therefore, the speed is = 4 m/s