Solve each word problem using a proportion. Round to the nearest tenth or cent when necessary. A 60-foot water slide casts a 40-foot shadow.
Find the length of the shadow of a 6-foot lifegaurd adult standing nearby.

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Which graph represents the solution of the inequality?

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.