bob wants to fence in a rectangle garden in his yard. he has 72 feet of fencing to work with and wants to use it[..]

A long distance runner starts at the beginning of a trail and runs at a rate of miles per hour. One hour later, a[..]

Sally and Marta had the same number of post cards. After Sally sold 18 of her post cards, Marta had 4 times as many[..]

A person who invests $1200 each year finds one choice that is expected to pay 9 percent per year and another choice[..]

An earthquake emits a primary wave and a secondary wave. Near the surface of the Earth the primary wave travels at[..]

Determine the present value, P, you must invest to have the future value, A, at simple interest rate r after time t.[..]

Richard is decorating a rectangular ballroom ceiling with garland. Beginning in a corner, Richard strings garland[..]

The amount a person would need to deposit today with a 5 percent interest rate to have $2000 in three years.

The future value of $400 in two years that earns 5 percent.

Suppose that the maximum weight that a certain type of rectangular beam can support varies inversely as its length[..]