GMAT Quantitative Reasoning Practice Test 6

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Question : 91 of 100
 
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“Queens” is a game of cards that distinguishes the cards into three groups: reds, blacks and jokers. Four packets of cards are shuffled and only 50 cards are drawn out. How many red cards are in the stack of the 50 cards?
(1) The number of black cards is twice the number of red cards.
(2) There is at least one joker in the stack of cards.
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