Reza's weight is 36.5 kg,and his younger brother and hi father's weight are 0.8 times and 1.6 times of his weight,respectively.Find his brother's and his father's weight
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Reza's weight = 36.5 kg
Brother's weight = 36.5 x 0.8 kg = 29.2 kg
Father's weight = 36.5 x 1.6 kg = 58.4 kg
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