Solve.The formula H = (215 - a) gives the target heart rate, H, in beats per minute, on a stress test for a person of age a. Use this formula to find the target heart rate for a 25-year-old.

A. 124 beats per minute
B. 104 beats per minute
C. 114 beats per minute
D. 109 beats per minute


Answer: C

Mathematics

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Solve the problem.Suppose you saw an advertisement in the newspaper for a financial planner who was recommending a certificate of deposit that paid 5.5% interest compounded quarterly. In the fine print at the bottom of the advertisement, it stated that the APY on the CD was   Was this advertisement accurate?

A. Yes B. No

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Solve the problem.Find the area of the triangle determined by the points P(-3, 6, -4), Q(1, -3, -4), and 

A.
B.
C.
D.

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Write the complex number in polar form. Express the argument in radians.- 3 - 3i

A. 6
B. 3
C. 3
D. 6

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Solve the problem.Express 45° as ? - ?, where cos ? and cos ? are known exactly.

A. 165° - 120° B. 80° - 35° C. 163° - 118° D. 167° - 122°

Mathematics