A ball is rolling toward you then passes you. The ball begins 19 feet away. If the ball is traveling at 3 feet per second, what is the longest amount of time in which the the ball will be 15 feet away from you? Round your
answer to the nearest second. Do not include a label in your answer.

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?

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read