A, B and C just finished their breakfast. One of the boys had apples, another bananas and the third, grapes. If only one of the following four statements is true, who had what for breakfast?

C had bananas.

C did not have grapes.

B did not have grapes.

B did not have apples.

If either B or C had bananas,then we would get two truths.
Therefore,A had bananas,so A did not have grapes.
If B had grapes,then we would also get two truths.
Therefore,C had grapes,leaving B to have apples.
A had bananas,B had apples,and C had grapes.

Posted by Tim Axoy on 2003-03-24 07:20:45