You leave a pile of sand in your backyard on a windy day. Every minute the wind blows away 10 percent of the remaining sand. You started with five cubic feet of sand. What equation models the amount of sand after x minutes?

A backpacking company requires each camper to bring a lantern to go on a trip. The company supplies 4 extra in case any lanterns get lost or broken. Write an equation if c represent the number of campers and l represent the total number of lanterns.

Bruce takes out a personal loan of $1,000

Which statement is true about the sum of two rational numbers? It can always be written as a fraction. It can never be written as a fraction. It can always be written as a repeating decimal. It can never be written a terminating decimal.

Suppose that a linear model is appropriate when comparing the height of children to age. The heights of 30 children, aged 5 to 9, are recorded. When do we expect this linear model to give reasonable approximations?

A circular garden is enclosed by a fence that is about 78.5 feet long. To the nearest foot, what is the diameter of the circular garden? Use 3.14 for π.

Rewrite the following in the form log (c). log (10) - log (5)

A race at travels at a rate of 205 mph how far would it travel in 3 hours?

10 qt equal to how many cups

24x^6y^3 / - 6x^3y is equivalent to

What is 2 thirds divided by one half?