Question
Fanny bought 9 packs of cards. There were 31 cards in each pack. After she had given 150 cards to Nora, 40 to Archie and some to Pierre, she had 29 of the cards left. How many cards did she give to Pierre?
4 m

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Fanny bought 9 packs of cards. There were 31 cards in each pack. After she had given 150 cards to Nora, 40 to Archie and some to Pierre, she had 29 of the cards left. How many cards did she give to Pierre?