Question
PSLE
David has some muffins. If he gives each of his friends 9 muffins instead, he will have 28 left. If he gives each of them 13 muffins, there is no muffin left. How many muffins does David have?
2 m

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PSLE
David has some muffins. If he gives each of his friends 9 muffins instead, he will have 28 left. If he gives each of them 13 muffins, there is no muffin left. How many muffins does David have?