Answer:
The student who runs 3/4 mile in 6 minutes is faster than a student who runs 1/2 mile in 5 minutes, because his speed is greater
Explanation:
we know that
The speed is equal to divide the distance by the time
Let
s ------> the speed
step 1
Find the speed of the student who runs 3/4 mile in 6 minutes

step 2
Find the speed of the student who runs 1/2 mile in 5 minutes

step 3
Compare the speed

therefore
The student who runs 3/4 mile in 6 minutes is faster than a student who runs 1/2 mile in 5 minutes, because his speed is greater