Mary wants to buy a new tennis racket that cost $57.50. She has $8 and plans to save $4.50 each week. How many weeks will it take her to save the money? * 24 weeks
15 weeks
11 weeks
10 weeks

Find the solution of system of equation y= x-4 y=4x+2

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.

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59