My question is in the picture its just 1 please answer and explain

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. ?

Find the arc length of the semicircle. 7the grade

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?