Question

if 30 men can do a piece of work in 15 days how many days will 25 men do it​

Answer 1

Answer:

Step-by-step explanation:

=>30 men do a work in 15 days

So

=>1 man does a work in =15/30

=>1man does a work in =1/2 day or 0.5

Now

=>25 men do a work in =1/2 ×25 = 25/2 or12.5 days