Question
Four boys, Ivan, Cody, Zane and Cole saved some money. Cody's savings was 511 of the total savings of Ivan, Zane and Cole. Ivan's savings was 30% of the total savings. Zane's savings was 34 of the total savings of Cody and Cole. If Cody's savings was $900, how much less was Ivan's savings than the total of the other three boys?
4 m

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Four boys, Ivan, Cody, Zane and Cole saved some money. Cody's savings was 511 of the total savings of Ivan, Zane and Cole. Ivan's savings was 30% of the total savings. Zane's savings was 34 of the total savings of Cody and Cole. If Cody's savings was $900, how much less was Ivan's savings than the total of the other three boys?