|
One item is filed under this topic.
 |
|
|
|
|
|
|
|
|
Typing a project |
2001-05-01 |
|
From Tom:
Two students have to type a project. One can do it in 2 hours. It would take the other student three hours. They have 2 type writers. How fast can they finish by working simultaneously?
Answered by Claude Tardif. |
|
|
|
