Question

In a lottery of 50 tickets numbered 1 to 50 one ticket is drawn. Find the probability that the drawn ticket bears a prime number.

Answer 1

Answer:

s:{ 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43,47}

p(a)=15/50

3/10

Answer 2

Answer:

Let us first see how many numbers are there between 1 to 50 which are prime

2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,

These are total 15 prime numbers between 1 to 50 and total no. Of outcomes are 50

So, probablity =15/50

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