Solve the problem.Ron and Kathy are ticket-sellers at their class play. Ron is selling student tickets for $1.00 each, and Kathy selling adult tickets for $5.50 each. If their total income for 29 tickets was $110.00, how many tickets did Ron sell?
A. 13 tickets
B. 11 tickets
C. 18 tickets
D. 23 tickets
Answer: B
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Solve the problem.A water tank is formed by revolving the curve y = 6x4 about the y-axis. Water drains from the tank through a small hole in the bottom of the tank. At what constant rate does the water level, y, fall? (Use Torricelli's Law: dV/dt = -m
.)
A. 
= 
B. 
= 
C. 
= 
D. 
= 
?Determine which one of the polyhedrons is semiregular. ?
A. ?Truncated tetrahedron B. ?Tetrahedron C. ?Icosahedron D. ?Dodecahedron E. Octahedron
Insert the symbol < or > between the pair of numbers.-9 
-1
A. > B. <
The polar equation of the graph is either r = a + b cos ? or r = a + b sin ?, a > 0, b > 0. Match the graph to one of the equations. 
A. r = 4 + 2 cos ? B. r = 4 + 2 sin ? C. r = 2 + 4 sin ? D. r = 2 + 4 cos ?