The task is to generate the correct answer for a given math problem.

[Q]: Problem: the h . c . f of two numbers is 23 and the other two factors of their l . c . m are 14 and 15 . the larger of the two numbers is :
[A]: 345


[Q]: Problem: the average of 10 numbers is 0 . in those 10 , at the least , how many may be greater than or equal to zero ?
[A]: 1


[Q]: Problem: jack and jill work at a hospital with 7 other workers . for an internal review , 2 of the 9 workers will be randomly chosen to be interviewed . what is the probability that jack and jill will both be chosen ?
[A]:
1 / 3