Question
Four boys, George, Archie, Ken and Tommy saved some money. Archie's savings was 78 of the total savings of George, Ken and Tommy. George's savings was 10% of the total savings. Ken's savings was 45 of the total savings of Archie and Tommy. If Archie's savings was $420, how much less was George's savings than the total of the other three boys?
4 m

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Four boys, George, Archie, Ken and Tommy saved some money. Archie's savings was 78 of the total savings of George, Ken and Tommy. George's savings was 10% of the total savings. Ken's savings was 45 of the total savings of Archie and Tommy. If Archie's savings was $420, how much less was George's savings than the total of the other three boys?