Solve the problem.An experienced accountant can balance the books twice as fast as a new accountant. Working together it takes the accountants 12 hours. How long would it take the experienced accountant working alone?
A. 30 hr
B. 18 hr
C. 24 hr
D. 6 hr
Answer: B
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When companies like Home Depot and Lowes analyze the external environment they are trying to understand how demographic trends might impact future profitability.
Answer the following statement true (T) or false (F)
Solve.10x - 25 - x2 < 0
A. (?, 5) B. (-?, 5) ? (5, ?) C. (5, ?) D. (-5, 5)
Solve the problem.A cubic salt crystal expands by accumulation on all sides. As it expands outward find the rate of change of its volume with respect to the length of an edge when the edge is 0.23 mm.
A. 0.1587 mm3/mm B. 1.59 mm3/mm C. 0.04 mm3/mm D. 15.87 mm3/mm
Find the vertex, focus, and directrix of the parabola with the given equation.(x + 2)2 = -20(y + 3)
A. vertex: (-2, -3) focus: (-2, 2) directrix: x = -8 B. vertex: (-3, -2) focus: (-3, -7) directrix: y = 3 C. vertex: (2, 3) focus: (2, -2) directrix: y = 8 D. vertex: (-2, -3) focus: (-2, -8) directrix: y = 2