Question
Four boys, Mark, Brandon, Ken and Vaidev saved some money. Brandon's savings was 512 of the total savings of Mark, Ken and Vaidev. Mark's savings was 20% of the total savings. Ken's savings was 13 of the total savings of Brandon and Vaidev. If Brandon's savings was $325, how much less was Ken's savings than the total of the other three boys?
4 m

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Four boys, Mark, Brandon, Ken and Vaidev saved some money. Brandon's savings was 512 of the total savings of Mark, Ken and Vaidev. Mark's savings was 20% of the total savings. Ken's savings was 13 of the total savings of Brandon and Vaidev. If Brandon's savings was $325, how much less was Ken's savings than the total of the other three boys?