Mathematics, 19.07.2019 19:00 SunsetPrincess
Reagan has a savings account that earns 1.87% interest, compounded quarterly. if she needs $20,857 for a down payment on a house in 9 years, how much money will she need to invest in the account today? a. 10,704.95 b. 17,633.17 c. 19,355.32 d. 20,508.99
Answers: 1
Mathematics, 21.06.2019 15:20
Which is the equation of an ellipse with directrices at x = Âą4 and foci at (2, 0) and (â2, 0)?
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Mathematics, 21.06.2019 19:30
Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33
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Mathematics, 21.06.2019 21:00
Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)
Answers: 2
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
Reagan has a savings account that earns 1.87% interest, compounded quarterly. if she needs $20,857 f...
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