Question
Risa had some rings. She gave 15 of the rings to her friend and gave 35 of the remainder to her cousin. She sold the rest at 4 for $6.50. She received a total of $117 from the sales of the rings. How many rings did she have at first?
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Risa had some rings. She gave 15 of the rings to her friend and gave 35 of the remainder to her cousin. She sold the rest at 4 for $6.50. She received a total of $117 from the sales of the rings. How many rings did she have at first?