The price of oil decreased from $54 per barrel to $50 per barrel. what is the percent decrease in oil prices?

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.