Cole ran 3 miles in 27 minutes . Carson ran 2 miles in 20 minutes. Aaravind ran 5 miles in 35 minutes if each student ran at a constant rate , who is the fastest runner?
1 Answer
Mar 7, 2018
Aaravind is the fastest runner.
Explanation:
To calculate their running speed, divide miles by minutes.
Cole:
Cole runs 3 miles every 27 minutes.
This is equivalent to 0.11 miles per 1 minute .
Carson:
Carson runs 2 miles every 20 minutes.
This is equivalent to 0.1 miles per 1 minute .
Aaravind:
Aaravind runs 5 miles every 35 minutes.
This is equivalent to 0.14 miles per 1 minute .
Aaravind runs the most miles per minute, so he is the fastest.