Mr. smith uses the following average for grading pre - cal classes: test are 45% of the grade, quizzes count 25%, homework is 15%, and the final exam is 15%. tom has a quiz average of 80, a homework average of 90, and a test average of 86. what does tom need to make on the final to get an 85 in class? assume that the highest he can make on the test is 100.

If you answer 2+2 you will get over 80 points

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.