Please help me im doing a math test and i don’t wanna fail :(

Which number produces a rationale number when multiplied by 1/5

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. ?

Me i'm timed right now! a. (0,-5)b. (0,-3)c. (0,3) d. (0,5)