Fifteen students ask to visit a college admissions counselor. each scheduled visit includes one student. in how many ways can ten time slots be assigned?

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.