Question
Will, Pierre, Mark and Gabriel bought a refrigerator for their aunt. Will paid 13 of what the rest paid. Pierre paid 15 of what the rest paid. Mark paid 17 of what the rest paid. Gabriel paid $50 more than Will. How much did the refrigerator cost?
3 m

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Will, Pierre, Mark and Gabriel bought a refrigerator for their aunt. Will paid 13 of what the rest paid. Pierre paid 15 of what the rest paid. Mark paid 17 of what the rest paid. Gabriel paid $50 more than Will. How much did the refrigerator cost?