A time study was conducted to determine the length of time required to perform a particular task in a manufacturing process. The times required by approximately two-thirds of the workers in the study satisfied the inequality
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?
where t is time in minutes. Determine the interval on the real number line in which these times lie.
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A. 14.2 ? t < 17.6
B. -14.2 < t< 17.6
C. 14.2 ? t ? 17.6
D. -17.6 < t< -14.2
E. 14.2 < t< 17.6
Answer: E
Mathematics
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