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AP EAMCET2020MathematicsProbability

An electronic assembly consists of two subsystems A and B . Past testing procedures data show that probabilities of failure are P(A fails )=0.2, P(B fails alone )=0.15 , P(A & B fail )=0.15 . Then the probability that A fails alone is equal to

Options

  1. A0.02
  2. B0.03
  3. C0.04
  4. D0.05

Correct answer

D. 0.05

Step-by-step solution

No solution. Refer to answer key.

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