Could someone please help and explain?

With: label the vertices and all the elements needed. find x

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. ?

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)