Question
PSLE
Ivan has some cookies. If he gives each of his friends 2 cookies instead, he will have 15 left. If he gives each of them 7 cookies, there is no cookie left. How many cookies does Ivan have?
2 m

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PSLE
Ivan has some cookies. If he gives each of his friends 2 cookies instead, he will have 15 left. If he gives each of them 7 cookies, there is no cookie left. How many cookies does Ivan have?