Solve the mixture problem.It is necessary to have a 40% antifreeze solution in the radiator of a certain car. The radiator now has 40 liters of 20% solution. How many liters of this should be drained and replaced with 100% antifreeze to get the desired strength?
A. 20 liters
B. 16 liters
C. 13.3 liters
D. 10 liters
Answer: D
Mathematics
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Provide an appropriate response.
Find tan A to the nearest ten-thousandth if a = 14.5, b = 7.8, and c = 16.5. 
A. 1.8590 B. 1.1379 C. 0.5379 D. 1.8591
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Provide an appropriate response.Explain how to calculate earnings per share.
What will be an ideal response?
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Graph the equation.y = 
+ 1
A. 
B. 
C. 
D. 
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Write the equation of the line with the given slope and y-intercept.slope 3;y-intercept (0, 0)
A. x = 3y B. y = 3x C. y = x + 3 D. y = 3
Mathematics