The temperature at 7 p. m at a weather station in minnesota was -5 f. the temperature began changing at the rate of - 2.5 f per hour. what was the temperature at 10 p. m?

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.

Acylinder has volume 45π and radius 3. what is it’s height?

Solve the given system of equations. 2y= -x+9 , 3x-6= -15