SOLUTION: How far can a car going 45mph travel in 40 min. Please show your. My book says 30 miles but I can't figure out how they did it. Is it d=r/t Please help, thank you Sophie age 12.

Question 205189: How far can a car going 45mph travel in 40 min. Please show your. My book says 30 miles but I can't figure out how they did it. Is it d=r/t Please help, thank you Sophie age 12.
Found 2 solutions by rfer, stanbon:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
Divide 40 min by 60 min =.6666666 hr
45*.666666=30 mi
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
How far can a car going 45mph travel in 40 min. Please show your. My book says 30 miles but I can't figure out how they did it. Is it d=r/t Please help, thank you Sophie age 12.
-----
The formula that relates distance, time, and rate is d = rt, not d = r/t.
----------------------------
Your problem:
rate = 45 mph ; time = (40/60) = (2/3) hr.
--------
Equation:
Since d = rt you get:
distance = 45*(2/3) miles
distance = 15*2 miles
distance = 30 miles
============================
Cheers,
Stan H.
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