Tara expects to receive about $9,500 in federal grants each year. What is the minimum amount she should expect to pay for all four years of college?

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?