Mathematics, 25.11.2020 18:40, mimithurmond03

3. If s varies directly as (r + 1) and s = 8, when r = 3, calculate the value ofr when s = 20. (4marks)

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3. If s varies directly as (r + 1) and s = 8, when r = 3, calculate the value ofr when s = 20. (4ma...