A bag contains colored tiles. 3 tiles are red
6 tiles are green
3 tiles are blue

A tile will be randomly selected from the bag. What is the probability, in decimal form, that the tile selected will be green

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. ?