medium · GMAT Quant

A garment manufacturer produces shirts in three colors: White, Blue, and Black. White shirts account for 60 percent of production, Blue for 25 percent, and Black for 15 percent. The probability of a stitching error is 0.02 for White, 0.03 for Blue, and 0.05 for Black.

What is the probability that a randomly selected shirt has a stitching error?

  1. 0.0270
  2. 0.0333
  3. 0.1000
  4. 0.0200
  5. 0.0245

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