Question
Xandra, Joelle and Gwen collected some marbles. Xandra had five times as many marbles as Joelle, and Joelle had 12 more marbles than Gwen. If they had a total of 177 marbles, how many less marbles did Joelle have than Xandra?
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Xandra, Joelle and Gwen collected some marbles. Xandra had five times as many marbles as Joelle, and Joelle had 12 more marbles than Gwen. If they had a total of 177 marbles, how many less marbles did Joelle have than Xandra?