Tyrone buys books for the library. He pays $6.95 for children’s books and $10.27 for adult fiction books. He spent $100.00 on his last order of 12 books. How many of each kind of book did he order?

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

Find the solution of each of the following.