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It is 170 miles from Bruce’s house to the city where his brother lives. On his last trip to visit his brother, he drove for 2 hours at 55 miles per hour. Then he came to some very bad road construction. The rest of the trip took 2 hours. How many miles per hour did Bruce drive for the rest of the trip?

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cesarsaladx
Bruce drove 30 miles per hour for the rest of the trip
caylus
Hello,

Bruce drove 2 h at 55 mi/h ==>110 mi
The rest of the  trip (170mi-110mi=60mi) has been done in 2 h at speed of
60 mi/2h= 30 mi/h.

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