Question
Lynn measured and recorded the mass of Winnie, Ryan, Henry and Bobby. The average mass of these 4 children was 48 kg. The next day, Lynn realized that she had recorded Winnie's mass wrongly. Winnie's recorded mass was 4 kg more than her actual mass. What was the correct average mass of the 4 children?
3 m

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Lynn measured and recorded the mass of Winnie, Ryan, Henry and Bobby. The average mass of these 4 children was 48 kg. The next day, Lynn realized that she had recorded Winnie's mass wrongly. Winnie's recorded mass was 4 kg more than her actual mass. What was the correct average mass of the 4 children?