A group of 40 parents and children plan to go to the zoo. For safety, there must be one parent for each 4.00 children. Round your answers to two decimal places.
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How many parents and how many children go to the zoo?
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A. 10.00 parents and 40.00 children
B. 8.00 parents and 32.00 children
C. 40.00 parents and 10.00 children
D. 32.00 parents and 8.00 children
Answer: B
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A. 615,873 B. 20,318 C. 157,598 D. 32,768
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.Ten students in a graduate program were randomly selected. Their grade point averages (GPAs) when they entered the program were between 3.5 and 4.0. The following data were obtained regarding their GPAs on entering the program versus their current GPAs.Entering GPACurrent GPA 
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Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 4; zeros: i, 3 + i
A. -i, 3 - i B. -i, -3 + i C. 3 - i D. -3 + i, 3 - i
Solve for ? if 
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What will be an ideal response?