There are (52)(51)/2 = 1326 ways to select 2 from 52.

There are (65)(64)/2 = 2080 ways to select 2 from 65.

There are (72)(71)(70)/((3)(2)) = 59,640 ways to select 3 from 72.

The council could be constituted (1326)(2080)(59640) =

If the delegates were not chosen by block, there would be about 10 times that many ways to constitute the council.

There are (65)(64)/2 = 2080 ways to select 2 from 65.

There are (72)(71)(70)/((3)(2)) = 59,640 ways to select 3 from 72.

The council could be constituted (1326)(2080)(59640) =

**164,491,891,200**different ways.If the delegates were not chosen by block, there would be about 10 times that many ways to constitute the council.