Two joggers start at the same time from opposite ends of a 10 km course. One jogger is running at 6 km/hr and the other is running at 10 km/hr. How long after they start will they meet?

Which graph represents the given linear function 4x+2y=3

Which expression is equivalent to -12(3x-3/4)

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)