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Abdul Bhai Tiwari
Asked: 2022-11-03T01:32:52+05:30 In:

There are 10 marbles in a box which are marked with the distinct numbers from 1 to 10. If a marble is drawn, then what is the probability of getting prime numbered marble ?

There are 10 marbles in a box which are marked with the distinct numbers from 1 to 10. If a marble is drawn, then what is the probability of getting prime numbered marble ?
Parabola
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  1. Number of prime numbered marbles `=4` (i.e., 2, 3, 5, 7)
    Total marbles `=10`
    `:.` The probability of getting a prime numbered marble
    `=4/10=2/5`

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Aditya Srivastava
Asked: 2022-10-29T02:07:58+05:30 In:

There are 10 marbles in a box which are marked with the distinct numbers from 1 to 10. If a marble is drawn, then what is the probability of getting a marble being a number multiple of 3 ?

There are 10 marbles in a box which are marked with the distinct numbers from 1 to 10. If a marble is drawn, then what is the probability of getting a marble being a number multiple of 3 ?
Parabola
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  1. Multiples of 3 between 1 and 10 are 3, 6, and 9.
    `:.` The required probability `=3//10`

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