Idon't understand any of the question numbers

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. ?

Math it's appreciated. (picture provided)

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?