Add or subtract as indicated.30 + (-3.0785 + 5.4)
A. 32.3215
B. 21.5215
C. 38.4785
D. 27.6785
Answer: A
Mathematics
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Solve the problem.Consider a project consisting of nine tasks (A through I) with the following processing times (in hours): 
D(3), E(6), F(4), G(8), H(7), and I(4). If a schedule with three processors has a finishing time of 22 hours, what is the total idle time in the schedule?
A. 16 hours. B. 14 hours. C. 12 hours. D. 10 hours. E. none of these
Mathematics
Divide.3.457 ÷ 0.001
A. 0.0003457 B. 345.7 C. 3457 D. 0.003457
Mathematics
The marginal cost of producing the xth roll of film is given by 
.
?
The total cost to produce one roll is $700. Find the total cost function 
.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Write the exponential equation in logarithmic form.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics