Mathematics, 17.10.2021 23:00 loredobrooke5245
Richard, Henry and Gavin share some sweets in the ratio 4:1:3. Richard gets 7 more sweets than Gavin. How many sweets does Henry get?
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Mathematics, 21.06.2019 19:30
Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5
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Mathematics, 22.06.2019 00:30
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)
Answers: 2
Richard, Henry and Gavin share some sweets in the ratio 4:1:3. Richard gets 7 more sweets than Gavin...
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