Question 991071: The distance from Kenya's house to her job is 18 miles. One morning she left her house at 7:15 a.m. She traveled at the rate of 45 miles per hour for 20 minutes, but to traffic she had to slow down to 20 miles per hour. At what time did Kenya arrive at work?
Answer by lwsshak3(11628)   (Show Source):
You can put this solution on YOUR website! The distance from Kenya's house to her job is 18 miles. One morning she left her house at 7:15 a.m. She traveled at the rate of 45 miles per hour for 20 minutes, but to traffic she had to slow down to 20 miles per hour. At what time did Kenya arrive at work?
Distance kenya traveled for first 20 min(1/3 hr)=1/3*45=15 mi
In traffic for the remaining 3 miles, travel time=3/20 hr=9 min
total traveling time=29 min, so,kenya arrived at work 7:44 a. m.
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