Bertha read 21 books. Each book had 155 pages. How many pages did she read altogether?

Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

How many zeros does the function f(x)=4x3-x2+1 have

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?