Yohana borrowed $18 000 for her university expenses. She plans to pay back the amount owed after 7 years. Which plan should she choose? How much money will she save with the better plan? Plan A: 3.9% per year, compounded quarterly

Plan B: 4.2 % per year, compounded monthly

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Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

If my mom gets $13.05 an hour, and she works from 3: 30 to 10: 45 in the morning, how much money does my mom make?

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)