It is Fun, but it is real Math 101 problem for EIT exam.

Here's an easy Math 101 problem:

This question is sent by email from some one who was preparing EIT exam.

The mother is 21 years older than the child. In 6 years the mother will be 5 times as old as the child.

Question : Where's the father?



I was calculating ... got the result... and thinking ... thinking harder... finaly...

It shuold be the correct answer: The father is sleeping with the mother now!!!

If you disagree with me, show your answer.