Sarah completed about 85% of her school homework. her friend emily completed x percent homework more than sarah. which expression represents the percent of homework emily completed? a. 85x b. x – 85 c. 85 + x d.

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.