Use the order of operations to evaluate each problem.3 ? (7 - 1) + 
A. 31
B. 25
C. 39
D. 27
Answer: B
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Solve the problem.The average price (in dollars) to rent a studio in a certain city can be approximated by the equation 
where t is the number of years since 1990. Solve this equation for t and use the new equation to determine approximately what year it will be when the average price of a studio in this city reaches $1138.40.
A. 2012 B. 2014 C. 2011 D. 2013
Find the standard quota asked for. Round your answer to two decimals.The faculty senate of a university has 55 senators to be apportioned among its four colleges based on the number of faculty in each college. The colleges are Liberal Arts (L), Sciences (S), Business (B), and Engineering (E). The number of faculty in each college is shown in the following table. 
Find the standard quota for the College of Sciences.
A. 15.96 B. 17.53 C. 19.94 D. 14.26
Simplify the expression. Assume that all variables are positive when they appear.
A. 63xy
B. 9x2y
C. 3x4y2
D. 3x2y
Multiply.(x + 12)(x3 + 3x - 5)
A. x4 + 12x3 + 3x2 + 31x - 60 B. x4 + 12x3 + 3x2 + 41x + 60 C. x3 + 15x2 + 31x - 60 D. x4 + 3x2 - 5x + 12