Answer:Approximately 11.11 %To find the discount rate given to Cris, you can use the following steps: Calculate the discount rate : Divide the discount amount by the original price and then multiply by 100 to get the percentage. [tex]Discount Rate=( Original Price \: \div Discount Amount )×100[/tex] in this case,[tex]Discount Rate=( ₱4,500 \: \div ₱500 )×100≈11.11%[/tex]So, the discount rate given to Cris is approximately 11.11%.