You want to put some money in a simple interest account. it pays 8% interest annually for 2 years. you would like to earn $500 in interest. how much money do you need to put in?

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Aline passes through 3,7 and 6,9 what equation represents the line

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.