Reasoning Experiment

Consider the following cards:
Each of them have a letter on one side and a number on the other side.

D card F card 3 card 7 card

Consider the rule : If there is a D on one side of the card then there is a 3 on the other side of the card.

Which cards do you have to turn in order to show that the rule holds?

Don’t turn over more cards than absolutely necessary!

Your Answer :

Check the card(s) you want to turn :