প্রশ্ন সংশোধন করুন
প্রশ্ন:
10 man, working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days ?
10 man, working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days ?