Find the sum of the arithmetic series using a formula.1 + 2 + 3 + . . . + 135
A. S135 = 18,360
B. S135 = 9045
C. S135 = 18,225
D. S135 = 9180
Answer: D
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. converges; 3
C. converges; 1
D. converges; 
The table below shows the scores of a group of students on a 10 point multiple choice placement test.
The third quartile on the test is
A. 7. B. 8. C. 6.5. D. 7.5. E. none of these
Solve the problem.A carpet company charges $4.00 per square yard of carpet, plus $50 for labor. Let L and W denote the length and width of the carpet, given in feet. Give an expression for the cost, in dollars, to purchase and install carpet.
A. Total cost = $0.48(LW) + $50 B. Total cost = $0.40(LW) + $40 C. Total cost = $0.44(LW) + $50 D. Total cost = $0.54(LW) + $50
Find an equation for the line, in the indicated form, with the given properties. Containing the points (8, -9) and (0, -6); general form
A. -17x - 6y = -36 B. -3x + 8y = -48 C. 17x + 6y = -36 D. 3x + 8y = -48