The mean age of 12 women in an office is 19 years old. The mean age of 6 men in an office is 28 years old.
What is the mean age (nearest year) of all the people in the office?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.