Need help with this one

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. ?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Which of the following best describes the figure?