On Felicia's water bill, she is charged $0.01 for every gallon of water used.
The two variables are:
b = the amount of the water bill
g = the number of gallons of water
The independent variable is
The dependent variable is

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.

Which statement shows that 6.24 is a rational number? a. 6.24 = 6.242424 b. 6.24 = 6.24 c. 6.24 = 68⁄33 d. 6.24 = 66⁄25

Which expression is equivalent to 64 - 9x^2?