A and b are positive integers and a–b = 3. Evaluate the following:
27/1/3 b/9/ 1/2 a

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.

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Which of the following contains a variable?