Question
Sam had 25% as many beads as Mark. After Sam and Mark bought another 10 beads and 6 beads respectively, Sam had 50% less beads than Mark. How many beads did Mark have at first?
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Sam had 25% as many beads as Mark. After Sam and Mark bought another 10 beads and 6 beads respectively, Sam had 50% less beads than Mark. How many beads did Mark have at first?