If a prime number is less than 31, what is the probability that it is also less than 19.

Question

Anna Simpson

Mathematics

3 February, 02:10

If a prime number is less than 31, what is the probability that it is also less than 19.

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Mariela · Answer 1

Prime Numbers less that 31 are : 2, 3,5,7, 11, 13, 17, 19, 23, 29

n (Prime Numbers less that 31) = 10

Prime Numbers less that 31 are : 2, 3,5,7, 11, 13, 17

n (Prime Numbers less that 19) = 7

P (less than 31 but also less than 19) = 7/10