Select one option: Grayson Group or PhotoFinish Co.

Two different suppliers, The Grayson Group and PhotoFinish Co. offer you trade discounts on the same product. The Grayson Group offers 25%, 20%, 20% whereas PhotoFinish Co. offers 30%, 10%, 5%. Note: Please make sure your final answer(s) are in percentage form and are accurate to 2 decimal places. For example 34.56%. a) Calculate the equivalent single discount for The Grayson Group Equivalent single discount for The Grayson Group = 0.00 % b) Calculate the equivalent single discount for PhotoFinish Co.. Equivalent single discount for PhotoFinish Co. = 0.00 % c) If their list price is the same, which supplier gives the best price? (Select one) will give the best price. d) If The Grayson Group has a list price that is 10% higher than PhotoFinish Co., which supplier will give the best price? (Select one) will give the best price