Answer:
9 mi
Step-by-step explanation:
Step 1. Calculate the rate.
rate = distance/time
r = d/t = 6 mi/4 h
===============
Step 2. Calculate the time.
r = d/t Multiply both sides by t
d = tr
t = 6 h Calculate the distance
d = 6 × 6/4
d = 36/4
d = 9 mi
Jeff will run 9 mi in 6 h.