In Math 30-3 class at centre high, the course evaluation consists of exams, quizzes, and a review project. Exams are weighted at 75% quizzes at 10% and the review project at 15%. Billy has a mark of 62% on exams, 85% on quizzes, and 74% on review project. What is his final grade in this Course 30 POINTS!!!

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.