Question
PSLE
Pierre has some puffs. If he gives each of his friends 11 puffs, there is no remainder. If he gives each of them 9 puffs instead, he will have 18 left. How many puffs does Pierre have?
2 m

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PSLE
Pierre has some puffs. If he gives each of his friends 11 puffs, there is no remainder. If he gives each of them 9 puffs instead, he will have 18 left. How many puffs does Pierre have?