প্রশ্ন সংশোধন করুন
প্রশ্ন:
A bell rings every 15 minute. If the bell rang at 12.40, which of the following could be a time at which the bell had sounded?
A bell rings every 15 minute. If the bell rang at 12.40, which of the following could be a time at which the bell had sounded?