Question

13 men can do a piece of work in 20 days , all the 13 men started the work and after 10 days the number of men increased by 13 , then in how many days the remaining work will be done?

please give me the exact explanation please!!

Answer 1

Answer:

Step-by-step explanation:

GIVEN,

NUMBER OF DAYS REQUIRED FOR 13 MEN TO DO WORK = 20 DAYS

NUMBER OF DAYS REQUIRED FOR 1   MAN TO DO WORK = 20/13 DAYS

SO,

EFFICIENCY OF 1 MAN = 13/20

SO,

EFFICIENCY OF 13 MEN = 169/20

SO,

A.T.Q.,

(169/20)*10 +

I HOPE YOU UNDERSTOOD THE QUESTION