## MATH 1324-A company produces 1,000 refrigerators a week

Review 9A company produces 1,000 refrigerators aweek at three plants. Plant A produces 350refrigerators a week, plant B produces 250refrigerators a week, and plant C produces400 refrigerators a week. Records indicatethat 5% of the refrigerators produced atplant A will be defective, 3% of thoseproduced at plant B will be defective, andd dlB ill b d f id7% of those produced at plant C will bedefective. Questions are on next slide.Give answers as decimal numbers.1. Find the probability that a single refrigerator isdefective given it comes from plant B.2 Find the probability that a single refrigerator is2.Find the probability that a single refrigerator isdefective.3. Find the probability that a single defectiverefrigerator came from plant C.4. If 50 refrigerators are shipped from plant A, findthe probability that exactly 3 are defective.5. If 50 refrigerators are shipped from plant A, findthe probability that at most 3 are defective.Review 96. Solve the equation. Your answers should beexact numbers (fractions and not decimalapproximations).i ti )52 x ? ( 24 x + 16 ) = 0