Answer:
8/15
Step-by-step explanation:
Amount with you = $15
Amount spent = $8
Fraction of money spent

Answer:
8.9%
Step-by-step explanation:
The given information permits us to calculate the circumference (C) of the wheel as follows

Then (as you said correctly!) the same wheel will move

after 16 rolls.
5/9 because you have to add those two together and put that number over the total number of marbles.