erinleah524 erinleah524 30-10-2020 Mathematics contestada Rick buys remote control cars to resell. He applies a markup of 10%. Choose all of the expressions that can be used to represent the retail price of the cars where c represents the original cost of the car. Group of answer choices = c - 0.1c = c + 0.1c = 0.9c = 1.1c