ADTF Distributors' prot increased at an increasing rate from 55' 2 (correct to two decimal places) to :r = Rounding these :r-vaiues UP to the next whole number, this means ADTF Distributors' prot was in increasing at an increasing rate from the year to the year ADTF Distributors' prot increased at a decreasing rate from s; = to :r 2 (correct to two decimal places) . Rounding these :s-vaiues UP to the next whole number, this means ADTF Distributors' prot was in increasing at a decreasing rate from the year to the year ADTF Distributors' Point of Diminishing Returns: ( , j (the corresponding point on the graph of P(:I:))