# Algebra Problem Set: Inequalities, Absolute Value

66. Young's rule for determining the amount of a medicine dosage for a child is given by C = where a is the child's age and ad is the usual adult dosage, in milligrams. The dosage of a medication for a 5 year old child must stay between 50mg and 100 mg. Find the equivalent adult dosage.

52. 2|2x - 7| + 11 = 25

106. | | &#8805; 1

38. -4 &#8804; &#8804; 4

58. < -4 or > 4

88. |5x + 2| &#8804; 13

90. |7 - 2y| > 5

44. 4y - 3x &#8805; -12 equation (1)
4y + 3x &#8805; -36. equation (2)
y &#8804; 0, equation (3)
x &#8804; 0 equation (4)

***See attached file.***

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Solution Summary

This is a problem set of 8 questions involving inequalities and/or absolute values.

Complete answers and step-by-step explanations are included in the solution.

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Elisabeth Nicholson, PhD (IP)

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BA in Anthropology and Mathematics, Barnard College, Columbia University
PhD in Evolutionary Biology, Northwestern University

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