Question

6 persons complete their work in 12 days if two more persons join them how many days are required to complete the work (ratio question )

Answer 1

Answer:

if 6 persons in 12 days

Step-by-step explanation:

6+2=8 8 days

Answer 2

Answer:

9 Days

Step-by-step explanation:

This is a case of inverse proportion, so xy has to be a constant.

6*12 = (2+6) * y

72 = 8y

y = 72/8 = 9 days

Hence, 8 persons will take 9 days to complete the work.