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A bag contains 15 one rupee coins, 25 two rupee coins and 10 five rupee coins. If a coin is selected at random from the bag, then the probability of not selecting a one rupee coin is
  • a)
    0.30
  • b)
    0.70
  • c)
    0.25
  • d)
    0.20
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
A bag contains 15 one rupee coins, 25 two rupee coins and 10 five rupe...
The probability of not picking a one-rupee coin is ONE minus the probability of picking a one-rupee coin.
That probability is 15/50, or 3/10.
Thus the probability we need is 1 - 3/10 = 7/10 or .7
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A bag contains 15 one rupee coins, 25 two rupee coins and 10 five rupee coins. If a coin is selected at random from the bag, then the probability of not selecting a one rupee coin isa)0.30b)0.70c)0.25d)0.20Correct answer is option 'B'. Can you explain this answer?
Question Description
A bag contains 15 one rupee coins, 25 two rupee coins and 10 five rupee coins. If a coin is selected at random from the bag, then the probability of not selecting a one rupee coin isa)0.30b)0.70c)0.25d)0.20Correct answer is option 'B'. Can you explain this answer? for CA Foundation 2024 is part of CA Foundation preparation. The Question and answers have been prepared according to the CA Foundation exam syllabus. Information about A bag contains 15 one rupee coins, 25 two rupee coins and 10 five rupee coins. If a coin is selected at random from the bag, then the probability of not selecting a one rupee coin isa)0.30b)0.70c)0.25d)0.20Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for CA Foundation 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A bag contains 15 one rupee coins, 25 two rupee coins and 10 five rupee coins. If a coin is selected at random from the bag, then the probability of not selecting a one rupee coin isa)0.30b)0.70c)0.25d)0.20Correct answer is option 'B'. Can you explain this answer?.
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