Several people are sitting around a round table playing a card game with a deck of 40 cards. Each person is dealt one card per deal, and the cards are dealt in a clockwise fashion. If Martin is dealt both the first card of the deck and the last card of the deck, which of the following could be the total number of people sitting at the table?	Pick:
A) 4 B) 5 C) 7 D) 11 E) 13
Let n be the number of people at the table.   If Martin gets the first and the last card, it means Martin got one more card than the others.   Thus 40/n has a remainder of 1 and so   40-1= 
<gadget id="calculator">  40-1</gadget>
<output>39</output>
39 is a multiple of n.   The answer is 13.
<result>E</result>
Several people are sitting around a round table playing a card game with a deck of 40 cards. Each person is dealt one card per deal, and the cards are dealt in a clockwise fashion. If Martin is dealt both the first card of the deck and the last card of the deck, which of the following could be the total number of people sitting at the table?