If a nurse gives a patient 3/4 of an ounce of cough medicine at 1 pm and then 1/2 of an ounce at 6 pm, how much medicine did the patient receive?

If a translation of t-3,-8(x, y) is applied to square abcd what is the y-coordinate of b'? the y-coordinate of is 43 mark this and return save and exit next submit

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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)