If 4 workers can do a job in 48 days, how long will it take 3 workers to finish the same job ?
76
72
70
None of these
Description (বিবরণ) :
প্রশ্ন: If 4 workers can do a job in 48 days, how long will it take 3 workers to finish the same job ?
ব্যাখ্যা: 4 workers can do a job in 48 days
1 worker can do the job in (48x4) days
3 workers can do the job in (48x4)/3 days = 64 days
