Pls help me. i'm so sorry:( this is the last question A recycle center received 7.2 tons of glass, 8,500 pounds of paper, and 5/8 ton of aluminum. If 2,000 pounds = 1 ton, approximately what was the total amount of recyclable material received at the center?

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?