Question
Ryan put 527 cards in three boxes B, C and D. Box B and Box C contained a total of 329 cards. Box C and Box D contained a total of 317 cards. How many cards were there in Box B and Box D altogether?


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Ryan put 527 cards in three boxes B, C and D. Box B and Box C contained a total of 329 cards. Box C and Box D contained a total of 317 cards. How many cards were there in Box B and Box D altogether?