Anna learns in her science class that the human eye blinks an average of 4,200,000 times a year. What is this number expressed in scientific notation?

Lance is building a rectangular fence for his chickens. He wants the length to be three times the width and he has 80 feet of fencing. What is the largest possible length? Write an equation and solve.

Jelly drank 2/5 of the water in her bottle. She drank 3 cups of water. How many total cups of water were in her bottle?

What is 3.05 divided by 0.05

The soccer ball shown below has a diameter of 22 centimeters. What is the volume of air inside the ball when it is fully inflated? Round your final answer to the nearest tenth. 506.8 cm3 1393.8 cm3 3136.1 cm3 5575.3 cm3

Riley and Rhoda plane to buy several bags of dog food and a dog collar. each bag of dog food costs $7, and the dog collar costs $5

Solve each inequality: 0.2x+3.5 >1.7

What is the value of 4 + 5x when x = 3? 11 12 17 19

A bottle of hydrochlorothiazine contains 80 tablets. If each tablet contains 10 milligrams of the active ingredient, how many grams of the active ingredient are in the bottle?

Find the 50th term in sequence 11, 5, - 1, - 7, ... A. 319 B. - 289 C. - 283 D. - 343

Amir can run 15 kilometers in one hour. How many kilometers can Amir run per minute? There are 60 minutes in 1 hour.