60% of students at Clark Middle School say that football is their favorite sport. A simulation is being performed to determine how many students would need to be randomly selected before 10 of them would be found who say football is their favorite sport. The simulation is designed with blue and red tiles in a bag Blue files represent students who say football is the favorite sport and red les representados
who do not. There are 30 red tiles in the bag. How many bluets must be in the bag to make the simulation accurate?