If Masud can do a job in P days, while Minhaz can do the same job in Q days separately, how long will it take to finish the job if they work together?
If Masud can do a job in P days, while Minhaz can do the same job in Q days separately, how long will it take to finish the job if they work together? সঠিক উত্তর PQ/(P+Q) days
Masud alone can do a job in P days