In a factory there are three types of machine M1, M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2%, 4% and 5% defective products, respectively. what is the percentage of non-defective products ?
  • 189%
  • 297.1%
  • 396.1%
  • 486.1%
Answer:- 1
Explanation:-

Solution:
Non-defective products M1 = 25 X 0.98 = 24.5%
Non-defective products M2 = 35 X 0.96 = 33.6%
Non-defective products M3= 40 X 0.95 = 38%
Percentage of non-defective products = 24.5 + 33.6 + 38 = 96.1%

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