how many responders prefer sparkle toothpaste if 62% of the 300 people surveyed said that was there preference

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

Solve this problem! extra ! 3025/5.5 = a/90.75

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?