recategorized by
77 views
0 votes
0 votes

$S$, $M$, $E$ and $F$ are working in the shifts in a team to finish a project. $M$ works with twice the efficiency of others but for half as many days as $E$ worked. $S$ amd $M$ have $6$ hour shifts in a day, whereas $E$ and $F$ have $12$ hours shifts. What is the ratio of contribution of $M$ to contribute of $E$ in the project?

  1. $1:1$
  2. $1:2$
  3. $1:4$
  4. $2:1$
recategorized by

Please log in or register to answer this question.

Answer: