Question

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?

Answer 1

55+55=110
170-110=60
60/2=30
he drove 30 mph

Answer 2

Bruce drove 30 mph for the rest of the trip.