Elijah has an exterminator visit regularly to control an ongoing cockroach problem. It's been working, and the population has declined by 15% every year. If the population is currently
1,100 cockroaches, how many will there be in 9 years?
(If necessary, round your answer to the nearest whole number.)

If given an equation of a line such as -1/2x+6 how would you create an equation of a line parallel and perpendicula to this line that goes through another point such as (4,10)

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show