Solve. Round to two decimal places unless otherwise noted.If the average cost per unit C(x) to produce x units of plywood is given by 
what do 400 units cost?
A. $292.68
B. $299.98
C. $12,000.00
D. $60.00
Answer: A
Mathematics
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Solve the given applied problems involving variation.The weight of a liquid varies directly as its volume V. If the weight of the liquid in a cubical container 4 cm on a side is 128 g, find the weight of the liquid in a cubical container 5 cm on a side.
A. 125 g B. 250 g C. 105 g D. 10 g
Mathematics
Solve the problem.The range R of a projectile is related to the initial velocity v and projection angle ? by the equation 
where g is a constant. How is 
related to 
and 
if neither v nor ? is constant?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Evaluate.log2 1
A. -1 B. 2 C. 0 D. 1
Mathematics
Give the exact value.tan 
A. -1
B. 1
C. - 
D. - 
Mathematics