Spencer surveyed five of his friends to find out how many pets they have. His results are shown in the table below. What is the mean number of pets? Number of Pets Lara: 3 Cody: 5 Sam: 4 Ella: 1 Maria: 2 The mean number of pets is .

How to determine whether two known pairs of points are on the same line.

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?