HELP, HELP, HELP Amanda scored 87% on a math test. the following curve shows the results of her whole class. about what percentage of students did Amanda score higher than?

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books

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.

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?