Question
Four boys, Pierre, Albert, Michael and Ken saved some money. Albert's savings was 311 of the total savings of Pierre, Michael and Ken. Pierre's savings was 25% of the total savings. Michael's savings was 12 of the total savings of Albert and Ken. If Albert's savings was $180, how much less was Pierre's savings than the total of the other three boys?
4 m

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Four boys, Pierre, Albert, Michael and Ken saved some money. Albert's savings was 311 of the total savings of Pierre, Michael and Ken. Pierre's savings was 25% of the total savings. Michael's savings was 12 of the total savings of Albert and Ken. If Albert's savings was $180, how much less was Pierre's savings than the total of the other three boys?