Use an algebraic approach to solve the problem.If the complement of an angle is 6o less than one-fourth of its supplement, find the measure of the angle.
A. 68o
B. 66o
C. 56o
D. 62o
E. 60o
Answer: A
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Solve the problem.Mardi received an inheritance of $50,000. She invested part at 8% and deposited the remainder in tax-free bonds at 9%. Her total annual income from the investments was $4100. Find the amount invested at 8%.
A. $40,000 B. $45,900 C. $20,000 D. $39,000
Factor the sum or difference of two cubes.27 - t3
A. (3 + t)(9 - 3t + t2) B. (3 - t)(9 + 3t + t2) C. (3 - t)(9 + t2) D. (3 + t)(9 - t2)
Solve.Find the greatest possible error for each of the following situations:(a) The length of a copper pipe is measured to be 10
in. with a ruler that is divided into sixteenths of an inch.(b) A motor oil is measured at 1
cups with a cup measure that is calibrated to the nearest 
of a cup.
A. (a) 
inch,
(b) 
cup
B. (a) 
inch,
(b) 
cup
C. (a) 
inch,
(b) 
cup
D. (a) 
inch,
(b) 
cup
Find the indicated intersection or union.{q, s, u, v, w, x, y, z} ? {s}
A. {v, x} B. {q, s, u, v, w, x, y} C. {s} D. {s, u, w}