Question

A soccer tournament starts out with 128 teams after each round half of the teams are eliminated after 6 rounds how many are left

Answer 1

128/2^x x being the number of rounds.
128/2^6
128/64
2
2 teams are left at the 6th round.

Answer 2

It should be 128 divided by 2 then divide it by 2 five more times which equals : 2