Question
Marion, Rachel and Zara collected some beads. Marion had thrice as many beads as Rachel, and Rachel had 7 more beads than Zara. If they had a total of 188 beads, how many less beads did Rachel have than Marion?
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Marion, Rachel and Zara collected some beads. Marion had thrice as many beads as Rachel, and Rachel had 7 more beads than Zara. If they had a total of 188 beads, how many less beads did Rachel have than Marion?