The rate of change of a quantity with unit q as a linear function of time is given as: time/s: 0 rate/qs¹: 2. 10 0.10 qs-¹ 1.0qs¹ 4.5 qs¹ 3 20 4 30 5 40 6 What is the instantaneous rate of change at 25 s closest to?

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