Find the unknown number in the proportion. Round answer to the nearest hundredth when necessary.
= 
A. 7.29
B. 33.2
C. 0.37
D. 5.5
Answer: B
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For the given pair of variables determine whether a is a function of b, b is a function of a, both, or neither.a is the number of years of formal education of an adult living in the United States, and b is his or her age in years.
A. a is a function of b B. Both C. Neither D. b is a function of a
Provide an appropriate response.Solve for x: log5 125 = x
Fill in the blank(s) with the appropriate word(s).
Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(x - 8y)(x + 5y)
A. x2 - 3xy - 3y2 B. x2 - 6xy - 40y2 C. x - 3xy - 40y D. x2 - 3xy - 40y2
Solve the problem.An electronics store determines the following demand function for phones of a particular type 
where q = the number of phones sold per day when the price per phone is x dollars. Find the elasticity.
A. E(x) = 
B. E(x) = 
C. E(x) = 
D. E(x) = 