Add or subtract. Simplify the answer.
+ 
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.Use the tables to find (f + g)(-2).
A. -7 B. 0 C. 14 D. 1
Set up the percent proportion, and write "unknown" for the value that is not given. Recall that the percent proportion is 
= 
. Do not try to solve for any unknowns.What is 7% of 87?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Solve the problem.Suppose that the demand and price for a certain model of graphing calculator are related by 
where p is the price (in dollars) and q is the demand (in hundreds). Find the demand for the calculator if the price is $40. Round to the nearest whole number if necessary.
A. 13 calculators B. 19,600 calculators C. 327 calculators D. 1307 calculators
Find the limit of the sequence or determine that the limit does not exist.an = 
n
A. e B. e4 C. does not exist D. 1