Solve the problem.Suppose a life insurance policy costs $20 for the first unit of coverage and then $5 for each additional unit of coverage. Let C(x) be the cost for insurance of x units of coverage. What will 10 units of coverage cost?
A. $50
B. $70
C. $65
D. $30
Answer: C
Mathematics
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Describe the sample space for the experiment.An even-numbered lottery ball is drawn from a group of balls numbered 1 through 31.
A. {30} B. {2, 4, 6, . . . , 30} C. {1, 2, 3, . . . , 31} D. {2}
Mathematics
Express the verbal representation for the function f numerically.Multiply the input x by 12 and then subtract 19 to obtain the output y. Let 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Calculate the number of shares purchased with a $8000 investment in a no load mutual fund with a net asset value of $8.12. Round to three decimal places.
A. 98.522 shares B. 985.222 shares C. 1015.000 shares D. 6496.000 shares
Mathematics
Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. 
B. 
C. (0, 12)
D. none
Mathematics