Gary has a bag of 25 marbles. 10 are red, 3 are blue, 4 are green, 5 are purple, and the rest are black.
What is the probability that Gary chooses a purple marble?
Question 4
4.
Max's Paint Stop will paint your whole house for a fee of $40 plus a standard rate of $27 an hour. Joe's Splatter Paint will paint your house for a fee of $25 and $34 an hour. At how many hours do they have the same price for each shop?