The volume of a sphere is 2,143.572,ft cubed. to the nearest foot, what is the radius of the sphere? use 3.14 for pi.

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.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7