8. Fifty students are trying to raise at least $12.500 for a class trip. They

have already raised $1.250. How much should each student raise, on

average, in order to meet the goal? Write and solve the two-step

inequality for this problem.

The surface area of an oil spill gets 105% larger every day, represented by the function s (x) = (1.05) x - 1. On the first day, it covered an area of 31 square meters. Which function would be used to find the area of the oil spill on the 15th day?

One increased by the difference between 18 and seven times a number is -9

A chemist is using 347 milliliter of a solution of acid and water. If 14.2% of solution is acid how many milliliter of acid are there? Round your answer to the nearest tenth

Identify the equations below that are true. You may wish to watch the video Powers of 10, Part 3 for a review of operations (adding, subtracting, multiplying, dividing) with powers of 10. a. (10^5) ^3=10^5*3b. 10^5:10^3=10^5-3c. 10^5*10^3=10^5+3d.

What is the slope of a line that is perpendicular to the line whose equation is 5y+2x=12? A. 5/2 B. - 2/5 C. - 5/2 D. 2/5

A swimmer swam 48 kilometers in d days. What is the value of d the swimmer swam an average of average of 3.2 kilometers daily?

Find the domain of the composite function fog (x) if f (x) = 2x+1; g (x) = x + 4

Round to the nearest hundredth as needed what is 9*=46

Royce walks 3/4miles to school and 3/4 miles home each day. in how many days will he have walked 3 miles?

Find the area of a triangle with legs that are: 15mm, 10mm, 20mm