Valerie took out a loan to pay off some bills. she borrowed $1,200 at an annual interest rate of 9%. how much interest did she pay on the loan the first year?

The square root of 9x plus 7 plus the square rot of 2x equall to 7

On a piece of paper graft y+2> -3x-3 then determine which answer matches the graph you drew

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)