Find a formula for the inverse of the function described below.A size 48 dress in Country C is size 8 in Country D. A function that converts dress sizes in Country C to those in Country D is 
A. f-1(x) = x + 16
B. f-1(x) = 2(x + 16)
C. f-1(x) = 2x + 16
D. f-1(x) = 2(x - 16)
Answer: B
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Calculate the requested distance.The distance from the point S(6, 1, 5) to the plane 3x + 4y = -5
A. 
B. 
C. 
D. 
The set of __________ numbers is {1, 2, 3, 4, ... }.
A. irrational B. integer C. natural D. whole E. negative
Write the expression as a sum, difference, or multiple of logarithms. Part of the logarithm may be determined exactly.log10(80)4
A. 4log108 + 4 B. log108 + 4 C. 4log108 + 3 D. 4log108 + 5
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.40% of the teachers in a school are female. If there are 255 teachers altogether, how many teachers are female?
A. 638 teachers B. 102 teachers C. 16 teachers D. 153 teachers