AP EAPCET 25-Aug-2021 Shift 2 Paper

7 relatives of a man comprises 4 ladies and 3 gentlemen. His wife also has 7 relatives −3 of them are ladies and 4 are gentlemen. In how many ways can they invite a dinner party of 3 ladies and 3 gentlemen so that there are 3 of man's relative and 3 of wife's relative?