Question

why did the author people in the bank think that the author was 'an invalid millionaire'

Answer 1

Answer:

Ans: They thought him some invalid millionaire because anybody gave him a Cheque book, and someone told him how to write it.

Answer 2

Hey there this is your answer...!!!

Due to narrator's erratic behaviour and mysterious ways, some people in the bank have an impression that he was an invalid millionaire.

hope this helps...!!!