two boys name Ben and Brent took part in 200 metre race. Ben completed race in 25 seconds and Brent completed race in 28 seconds. find the difference between their speed.
Answers
Answered by
1
ben complete race in 8m/sec²
Brent complete race in 5.2m/sec²
Answered by
6
Difference between their speed is 0.42857143 km/h
Explanation:
GIVEN
Ben and Brent took part in 200 metre race
Ben completed race in 25 seconds
Brent completed race in 28 seconds
___________________________
We know that,
Speed = Distance / time
Here,
Ben completed race in 25 seconds
The the speed ot Ben will be
Speed = Distance / Time
Speed = 100 / 25
Speed = 4
Speed = 4 km/h
___________________________
Brent completed race in 28 seconds
The the speed ot Brent will be
Speed = Distance / Time
Speed = 100 / 28
Speed = 3.57142857
Speed = 3.57142857 km/h
___________________________
To find the difference between there speed,
Ben's speed - Brent's speed
= 4 - 3.57142857
= 0.42857143
Difference between their speed is 0.42857143 km/h
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