Mark the correct alternative in each of the following: Out of 30 consecutive integers, 2 are chosen at random. The probability that their sum is odd, is

Question

Philoid · Accepted Answer

. There are 15 odd numbers and 15 even numbers.
Sum is odd if you choose 1 odd and 1 even.
So, the probability of sum being odd is

Mark the correct alternative in each of the following:Out of 30 consecutive integers, 2 are chosen at random. The probability that their sum is odd, is

Mark the correct alternative in each of the following:
Out of 30 consecutive integers, 2 are chosen at random. The probability that their sum is odd, is