SOLUTION: Amy runs 4 miles in 30 minutes. At the same rate, how many miles would she run in 18 minutes?

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Question 425976: Amy runs 4 miles in 30 minutes. At the same rate, how many miles would she run in 18 minutes?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Amy runs 4 miles in 30 minutes. At the same rate, how many miles would she run in 18 minutes?
:
Solve this using a ratio equation
where x = mile run in 18 min
:
4%2Fx = 30%2F18
Cross multiply
30x = 72
x = 72%2F30
x = 2.4 mi in 18 min