The number of free song downloads is determined using a ratio when you purchase 40 songs you get 24 free song downloads how many songs must you purchase in order to get 18 free song downloads

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

Solve this problem! extra ! 3025/5.5 = a/90.75