Solve the problem. Round your answer to two decimal places.The weight of a liquid varies directly as its volume V. If the weight of the liquid in a cubical container 4 cm on a side is 128 g, find the weight of the liquid in a cubical container 3 cm on a side.
A. 15 g
B. 54 g
C. 6 g
D. 27 g
Answer: B
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Solve the problem.In a survey of 1000 Americans, 850 said that they own a cell phone. Assume that the survey was properly conducted and that the 1000 people surveyed represent an unbiased sample of the entire population. Compute a 99.7% confidence interval (expressed using percents) for this survey.
A. 84.08% to 85.02% B. 84.8% to 85.2% C. 83.9% to 86.1% D. 82.8% to 87.2% E. 81.7% to 88.3%
Determine whether the graphs of the equations are parallel lines, perpendicular lines, or neither. 3x - 4y = 5 8x + 6y = 5
A. Parallel B. Neither C. Perpendicular
Find the quotient. Simplify.(-12) ÷ (-1)
A. -1 B. 12 C. 1 D. -12
Determine the domain and the range of the function.f(x) = x2 - 6x + 5
A. domain: all real numbers range: all real numbers B. domain: all real numbers range: {y|y ? -4} C. domain: {x|x ? -3} range: {y|y ? -4} D. domain: all real numbers range: {y|y ? 4}