A work which could be finished in 10 days was finished 3 days earlier after 10 more men joined.

A work which could be finished in 10 days was finished 3 days earlier after 10 more men joined. The number of men employed was?

Quiz

Answer/Solution

15

Steps/Work

x ------- 10
(x + 10) ---- 6
x * 10 = (x + 10)6
x = 15
\Answer: A