Solve the problem. Round to two decimal places unless otherwise indicated.If the average cost per unit C(x) to produce x units of plywood is given by C(x) = 
, what is the unit cost for 20 units?
A. $1.50
B. $15.00
C. $18.00
D. $45.00
Answer: C
Mathematics
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Integrate the function.
A. x + ln
+ C
B. 3 ln
+ C
C. 
+ C
D. 3 ln
+ C
Mathematics
Solve the problem.A customer purchased 3 bottles of nail polish for $2.70 each. How much does a salesperson earn on this sale if the rate of commission is 37%? Round to the nearest cent.
A. $29.97 B. $1.00 C. $3.00 D. $8.10
Mathematics
Solve the problem.The table below shows the weight for a calf raised by a local rancher. Use the information to determine the average rate of change in the calf's weight per day. Calf's Weight
A. 
lb per day
B. 5 lbs per day
C. 50 lbs per day
D. 500 lbs per day
Mathematics
Add or subtract and simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics