Question
Mr Yang is 48 kg heavier than his son, David and 24 kg heavier then his daughter, Elyse. Given that their total mass is 246 kg, how much does Mr Yang weigh?
4 m

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Mr Yang is 48 kg heavier than his son, David and 24 kg heavier then his daughter, Elyse. Given that their total mass is 246 kg, how much does Mr Yang weigh?