Alvin, an HR Director has 12 employees in his department. There are still 3 positions to be filled u

Alvin, an HR Director has 12 employees in his department. There are still 3 positions to be filled up. What fraction of the entire staff are still available?

If 3 spots need to be filled, then we have 12 - 3 = 9 people still available.
9/12 = 3/4