You are on a roller coaster that begins 1/5 mile above ground. The roller coaster descends 1/2 mile. What is the roller coaster's new location after descending?

The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y

  cassidy wants to cut the yellow fabric into strips that are 0.3 yards wide. how many strips of yellow fabric can cassidy make? yellow fabric 16 yards for $108.00.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g