প্রশ্ন সংশোধন করুন
প্রশ্ন:
If 17 labourers can dig a ditch 26 m long in 18 days, working 8 hours a day; how many more labourer working 9 hours a day?
If 17 labourers can dig a ditch 26 m long in 18 days, working 8 hours a day; how many more labourer working 9 hours a day?