Jeff can win the game if he rolls 11 on the two number cubes. If he rolls an even sum, however, he will lose his next turn. What is the probability that he will win the game?
What is the probability that he will lose his next turn?

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.