Solve the problem using the elimination method.The sum of two numbers is 57. The larger number minus the smaller number is 3. What are the numbers?
A. 29 and 32
B. 28 and 29
C. 30 and 27
D. 55 and 2
Answer: C
Mathematics
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Solve the problem.In any weighted voting system having N players, what is the minimum number of winning coalitions possible?
A. N - 1 B. 0 C. N D. 1 E. none of these
Mathematics
Solve the equation by changing it to exponential form.log x = 2
A. x = 20 B. x = -20 C. x = 210 D. x = 102
Mathematics
Use the compound interest formula to determine the interest earned in the given period.P = $6600 at 5.5% compounded daily for 14 years
A. $20,853.63 B. $24,179.15 C. $14,253.63 D. $7653.63
Mathematics
Find the focus and the directrix of the parabola.y = -2x2 - 20x - 53
A. Focus: 
; directrix: y = - 
B. Focus: (-5, -5); directrix: x = -1
C. Focus: (-5, -11); directrix: x = -5
D. Focus: 
; directrix: y = - 
Mathematics