Question
The figure shows the mass of 3 objects, R, S and T. T has a mass of 2.6 kg. The ratio of the mass of R to the mass of S is 3 : 1. What is the mass of S? Express your answer in kg.
2 m

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The figure shows the mass of 3 objects, R, S and T. T has a mass of 2.6 kg. The ratio of the mass of R to the mass of S is 3 : 1. What is the mass of S? Express your answer in kg.