The perfect orange calls for 2/3 parts yellow paint and 1/4 parts red paint.
a) how much yellow paint do you need if you use 1 cup of red paint?
b) how much red paint do you need if you use 1 cup of yellow paint?

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.