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A company has 2 machines that produce widgets

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A company has 2 machines that produce widgets. An older machine produces

23% defective widgets, while the new machine produces only 8% defective

widgets. In addition, the new machine produces 3 times as many widgets as the

older machine does. What is the probability that a randomly chosen widget

produced by the company is defective?

 

A) 0.078

B) 0.1175

C) 0.156

D) 0.310