You and a friend join different health clubs. You pay a one-time membership fee of $150 and a monthly fee of $35. Your friend pays a one-time membership fee of $100 and a monthly fee of $40. How many months would you need to go to make your membership plan the better deal?

Two lines parallel to the same plane are parallel to eachother

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?