Solve the problem.Of the coffee makers sold in an appliance store, 3.0% have either a faulty switch or a defective cord, 2.1% have a faulty switch, and 0.9% have both defects. What is the probability that a coffee maker will have a defective cord? Express the answer as a percentage.
A. 3.0%
B. 3%
C. 3.9%
D. 1.8%
Answer: D
Mathematics
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A.
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