Question
Mr Chua is 39 kg heavier than his son, Charlie and 27 kg heavier then his daughter, Betty. Given that their total mass is 210 kg, how much does Mr Chua weigh?
4 m

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Mr Chua is 39 kg heavier than his son, Charlie and 27 kg heavier then his daughter, Betty. Given that their total mass is 210 kg, how much does Mr Chua weigh?