An adult takes 800 mg of ibuprofen. Each hour, the amount of ibuprofen in the person's system decreases by
about 20% How much ibuprofen is left after 6 hours? (Round to the nearest whole number)

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?