# Probability that a randomly chosen two digit positive integer is divisible by 3 or 5.

• Jun 1st 2010, 02:39 AM
acevipa
Probability that a randomly chosen two digit positive integer is divisible by 3 or 5.
What is the probability that a randomly chosen two digit positive integer is divisible by 3 or 5.
• Jun 1st 2010, 02:44 AM
Isomorphism

1) How many two digit positive integers are divisible by 3 or 5?

2) How many two digit positive integers are there?

Then the probability is $\frac{A}{B}$.
• Jun 1st 2010, 02:49 AM
acevipa
Quote:

Originally Posted by Isomorphism
Then the probability is $\frac{A}{B}$.