Question

the number of hours required to finish a certain job varies inversely as the number of persons on the job. if 16 persons require 18 hours to finish, the job, how long should it take 64 persons to finish the job?

...im gonna solve, waiteuu

Answer 1

since no. workers and time is inversely propositional

we can solve it as follows

let say w1 = no of workers at first time
w2 = second tie
h1 = hours first time
h2 = hours second time

then h2= h1( w1/w2) will give the ans...

Answer 2

Thank you, @raje_raviraj <3 :)