Question

Mr.Anderson drove 168 miles in 3 1/2 horurs. He then drove the next 2 1/4 hours at a rate of 5 miles faster than the first rate. How many miles did Mr. Anderson drive during the 5 3/4 hours?

Answer 1

find rate of first drive
168/3.5=48mph
5mph more than 48=53

2.25 times 53=119.25


total is
168+119.25=287.25 miles