Question

6 typists working 5 hours a day can type the manuscript of a book in 16 days. how many will 4 typists take to do the same job each working 6 hours a day

Answer 1

Question:

6 typists working 5 hours a day can type the manuscript of a book in 16 days. how many will 4 typists take to do the same job each working 6 hours a day

Answer:

20days

Step-by-step explanation:

6 typists working 5 hours a day can finish the job in 16 days

6 typists working 1 hour a day can finish it in (16×5​) days

1 typist working 1 hour a day can finish it in 16×5×6/6​ days

1 typist working 6 hours a day can finish it in 6 days

4 typists working 6 hours a day can finish it 16×5×6​/6×4 days =20 days.

Hence, 4 typists working 6 hours a day can finish the job in 20 days.

Hope you understand.