In the right triangle shown, ZB = 60° and AB = 18.
How long is AC?
Answer exactly, using a radical if needed.

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers