Solve.The amount of particulate matter left in solution during a filtering process is given by the equation 
where n is the number of filtering steps. Find the amounts left for 
and 
(Round to the nearest whole number.)
A. 800, 25
B. 1600, 50
C. 800, 50
D. 800, 12,800
Answer: C
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Graph the line containing the given pair of points and find the slope. (-2, 0) (-4, -1) 
A. 2
B. 
C. - 
D. -2
Solve the problem. Use 3.14 as the approximate value of ? unless otherwise instructed. Round to the nearest tenth unless otherwise indicated.A homeowner's heating oil storage tank is in the shape of a right circular cylinder with a diameter of 4 feet and a height of 7 feet. If there are 231 cubic inches in a gallon of oil and the oil costs the homeowner $1.49 per gallon, how much will it cost to fill the tank? Round your answer to the nearest cent.
A. $979.95 B. $6.81 C. $131.00 D. $81.66
Solve the problem.The Neighborhood Lemonade Stand, Inc. reported net incomes of -$496, -$366, and -$166 for the past three years. What was its total net income for these three years?
A. -$532 B. -$1028 C. -$862 D. $1028
Complete the identity.(4x2 - 1)3 = ?
A. 256x8 + 64x6 - 48x4 + 12x2 - 1 B. 64x3 - 48x2 + 12x - 1 C. (16x4 - 8x2 + 1)3 D. 64x6 - 48x4 + 12x2 - 1