The correct answer is:  [A]:  " 8 √3 " .
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Note:
√192 = √64 * √3 = 8 √3 ; which is:  "Answer choice:  [A] ."
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Answer:
40%
Step-by-step explanation:
She has sold 20 items total.
Refrigerators: 8/20 = 40%
Dishwashers: 1/20 = 5%
Dryers: 11/20 = 55%
So there is a 40% chance she will sell another refrigerator! hope this helps!!