Solve.The sum of one-half a number, one-third of the number, and one-twelfth of the number is 55. Find the original number.
A. 5
B. 66
C. 50
D. 60
Answer: D
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Solve the inequality. Express your answer using interval notation.0 < (6x - 27)-1 < 
A. (- ?, 5)
B. [5, ?)
C. (- ?, 5]
D. (5, ?)
Solve the following system by any appropriate method. If there is no real number solution, so state.x2 + y2 = 9y = x - 3
A. (3, 0), (0, -3) B. (-3, 0), (3, 0), (0, -3), (0, 3) C. (-3, 0), (0, 3) D. no real solution
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
The Acme Class Ring Company designs and sells two types of rings: the VIP and the SST. They can produce up to 24 rings each day using up to 60 total man-hours of labor. It takes 3 man-hours to make one VIP ring, versus 2 man-hours to make one SST ring.How many of each type of ring should be made daily to maximize the company's profit, if the profit on a VIP ring is $30 and on an SST ring is $60?
A. 8 VIP and 16 SST B. 16 VIP and 8 SST C. 0 VIP and 24 SST D. 12 VIP and 12 SST