12 by AJ
28
32 States are represented
All thirteen original colonies/states are represented.
twelve
5
29 States are represented along with the District of Columbia
19
12
9 states 9 states
If you mean for a constitutional convention to propose amendments(s) to the Constitution, 2/3 of the state legislatures. As there are 50 states, 33 would be needed for the convention to be called.
the 13 original colonies
32