10. April can buy a package of 10 folders for $1.20 or a package of 8 folders for
$1.12. What is the unit price, per folder,
in each package?

The parabola opens: y=√x-4 (principal square root) up down right left

What is the upper quartile in the box plot?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?