2010 · Q25
1/48 of a work is completed in half a day by 5 persons. Then, 1/40 of the work can be completed by 6 persons in how many days ?
Elementary MathematicsTime and Work
- A1
- B2
- C3
- D½
Explanation
6 persons do 1/20 work per day; 1/40 work takes 1/2 day.