Let me do the sum এর পরিবর্তিত voice form হচ্ছে-

A Let the sum be done by me

B Let the sum done by me

C Let the sum being done by me

D Let the sum is to be done by me

Correct Answer: Option A

let যুক্ত active voice কে passive voice করতে হলে- let+objective form- এর subjective form+be+ মুল verb past participle form.