JEE Advance - Mathematics (1985 - No. 6)
A box contains $$100$$ tickets numbered $$1, 2, ....., 100.$$ Two tickets are chosen at random. It is given that the maximum number on the two chosen tickets is not more than $$10.$$ The minimum number on them is $$5$$ with probability ........
1/9
1/3
1/2
2/3
1/4