Question
Xandra, Marion and Opal collected some marbles. Xandra had four times as many marbles as Marion, and Marion had 13 more marbles than Opal. If they had a total of 125 marbles, how many less marbles did Marion have than Xandra?
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Xandra, Marion and Opal collected some marbles. Xandra had four times as many marbles as Marion, and Marion had 13 more marbles than Opal. If they had a total of 125 marbles, how many less marbles did Marion have than Xandra?