Gayle is making fruit punch that consists of 2 quarts of juice and 1 quart of soda water. how much soda water does she need if she has 5 quarts of juice?

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. ?