Add.-7 + (-24)
A. 17
B. -31
C. 31
D. -17
Answer: B
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Solve the problem.If x varies inversely as y2, and x = 5 when y = 12, find x when y = 4.
A. x = 80 B. x = 45 C. x = 75 D. x = 3
Solve the problem.Suppose that in a certain city, the Democratic, Republican, and Independent parties always nominate candidates for mayor. It turns out that the percent of people voting for each party candidate in the next election depends on the percent that voted for that party in the last election. The percent voting for each party in the next election is given by 
= 
,where d, r, and i are the respective percents (in decimals) that voted for that party in the
last election. If the percent voting for a Democrat in the next election is 41%, the percent voting for a Republican in the next election is 42%, and the percent voting for the Independent party in the next election is 17%, then what percent of people voted for an Independent in the last election? A. 40% B. 25% C. 50% D. 10%
Sketch the graph the rational function, including all asymptotes.f(x) = 
A. 
B. 
C. 
D. 
Simplify the radical. Indicate if the radical is not a real number. Assume that x represents a positive real number.
A. 264 B. Not a real number C. -23 D. 23