Question
If Sam gives each of his friends 7 rulers, he will have 38 left. If he gives each of them 10 rulers, he will have 11 rulers left. How many friends does Sam give rulers to?
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If Sam gives each of his friends 7 rulers, he will have 38 left. If he gives each of them 10 rulers, he will have 11 rulers left. How many friends does Sam give rulers to?