If 3 is 1/4 what is the whole? (Division)

In the surface area formula for cylinders which expressionrepresents the lateral area

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.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)