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23-09-2020
Mathematics

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9. John drove for 3 hours at a rate of 50 miles per hour and for 2 hours at 60 miles
per hour. What was his average speed for the whole journey?*
A. 22 mph
O
B. 110 mph
C. 51 mph
D. 54 mph

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23-09-2020

The average speed of his journey is 54 miles per hour which is D

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