Solve.Allan's 4 quiz scores in his math class are 90, 90, 82, and 80. What score does he need to obtain on his exam to average an 85 if an exam counts as much as two quizzes?
A. 68
B. 78
C. 84
D. 83
Answer: C
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Graph the pair of parametric equations with the aid of a graphing calculator.x = cos t + 4 cos 3t, y = 5 cos t - 4 sin 3t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Find the cubic or quartic function that models the data in the table.
(Cubic)
A. y = 0.58x3 + 0.25x2 - 2.83x + 5.00 B. y = 0.58x3 - 0.25x2 - 2.83x + 5.00 C. y = 0.49x3 - 0.25x2 - 2.83x + 5.00 D. y = 0.49x3 - 0.25x2 + 2.83x + 5.00
Solve the problem.What is the future value of an ordinary annuity at the end of 3 years if $200 is deposited each quarter into an account earning 6% compounded quarterly?
Fill in the blank(s) with the appropriate word(s).
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.30 L = 
gal
A. 31.8 gal B. 7.8 gal C. 13.5 gal D. 7.1 gal