Which expression represents the product of Q and 5÷2

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

What percent of 18 is 24? and plz explain thx.