During an exploratory activity, a student measured the diameter and circumference of several circular objects. What is the constant of proportionality for the data set (circumference to diameter)?

Which of these choices show a pair of equivalent expressions?

With: label the vertices and all the elements needed. find x

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.