medium · GMAT Quant
An automated retail kiosk controls item displacement d, in centimeters, under the operational limits -3(2d - 11) ≥ -21 and -4(d - 3) < -12.
Which of the following expresses all permissible values of d?
- 6 < d ≤ 9
- 6 ≤ d < 9
- d < 6 or d ≥ 9
- 6 < d < 9
- d ≤ 9
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