SOLUTION: A man drives from his home at 30 miles per hour to the shopping center which is 20 miles from his home. On the return trip he encounters heavy traffic and averages 12 miles per hou

Question 1013515: A man drives from his home at 30 miles per hour to the shopping center which is 20 miles from his home. On the return trip he encounters heavy traffic and averages 12 miles per hour. How much time does the man take in driving to and from the shopping center ?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
.
time=distance/rate
.
time=time going + time returning
time=(20 mi)/(30 mph)+(20 mi)/(12 mph)
time=2/3 hr + 5/3 hr
time=7/3 hr
.
ANSWER: The man spent 2 hours and 20 minutes (7/3 hours) driving.

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