Out of 28 students in a class, 4 have green eyes. What is the probability a student picked at random from the class does not have green eyes?

Simplify (6/x+2) (x^2-4/x-2)

K^3-27 in difference of cubes

A plumber charges $45 for a service call plus $25 for each hour that he is working at a customer's house. If he conducts a service call that takes 3 hours, what will the customer's bill be?

Who's the the y-value of the vertex of the function f (x) = - (x+8) (x-14)

Lin reads 3/8 of a magazine article on Monday and 1/8 on Tuesday. What fraction of the article did she read on Monday and Tuesday?

An oblique prism with a square base of edge length x units has a volume of x3 cubic units. Which expression represents the height of the prism? x units x units 2x units x units

How to slimplify 4/7

What's 8/9 minus 3/8?

Scores on exam are normally distributed with a mean of 45 and standard deviation of 8 1. what is the probability that the score of a student will be higher than 52.6? 2. what proportion of the students score below 43? 3.

Avarie is cutting a 12 foot long piece of wood into 1/4 - foot sections. How many sections will result