3 5 7 9 rule July 8, 2019 16 32 64 128 3 5 7 9 rule answer 1 3 5 7 9 rule 3 5 7 9 11 rule B 1 3 5 7 9 rule method Divisibility rule of 3 5 7 9 Pattern rule for 1 3 5 7 9 Find the rule of 3 5 7 9 11 3 5 7 rule