A bag contain 50 coins and each coin is marked from 51 to 100 . One coin is picked at random . The probability that the number an the coin is not a prime number is ?
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12
Answer:
4/5
Step-by-step explanation:
53, 59, 61, 67, 71, 73, 79, 83, 89, And 97
are the prime numbers between 51 and 100.
favourable outcome = possible outcome - unfavorable outcomes
=> 50 - 10 = 40
probability = favourable outcome/ possible outcome
probability that the number on the coin is not a prime number = 40/50
=4/5 ans.
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