If 15 men are needed to finnish a job in 60 days, how many days will 4

1.	If 15 men are needed to finnish a job in 60 days, how many days will 40 men take to finish the same job
Answer» ong>Answer: 15 men x 60 days = 900 work UNITS The increase in the amount of to 45 men should TAKE 3 times less days, we shall work it out and see. Work unit = 900 ÷ 45 men = 20 days Note ,The amount men has increased from 15 to 45 men, 1:3 ratio And the number of days has REDUCED from 60 days to 20 days, 3:1 ratio What does not change is the amount of 900 work units

If 15 men are needed to finnish a job in 60 days, how many days will 40 men take to finish the same job

Answer»

ong>Answer:

15 men x 60 days = 900 work UNITS

The increase in the amount of to 45 men should TAKE 3 times less days, we shall work it out and see.

Work unit = 900 ÷ 45 men = 20 days

Note ,The amount men has increased from 15 to 45 men, 1:3 ratio

And the number of days has REDUCED from 60 days to 20 days, 3:1 ratio

What does not change is the amount of 900 work units