Mathematics, 09.12.2020 23:20 jenny00qq
Miles per
A person travels from New York to Washington at the rate of 45
hour and comes backs to the New York at the rate of
55 miles per hour. What is his average speed for the whole
journey?
A. 50 mi/hr
B. 60 mi/hr
C. 70 mi/hr
D. 80 mi/hr
Answers: 1
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Miles per
A person travels from New York to Washington at the rate of 45
hour and comes backs...
hour and comes backs...
Mathematics, 28.02.2020 21:59
Mathematics, 28.02.2020 22:00