Question

7. If 12 men or 15 women can finish a piece of work in 66 days, how long will 24 men

and 3 women take to finish the work?​

Answer 1

Ответ:

12men <--> 66days

--> 1men <--> 66*12=792days

--> 24men <--> 792/24 = 66/2 = 33 days

15women <--> 66days

--> 1women <--> 66*15=990days

--> 3women <--> 990/3 = 66*5 = 330 days