(15. higher order thinking the length of a rectangle is twice
the width. the area of the rectangle is 90 square units. note
that you can divide the rectangle into two squares.
a. which irrational number represents the length of each
side of the squares?
b. estimate the length and width of the rectangle.

Pranav and molly are selling pies for a school fundraiser. customers can buy blueberry pies and pumpkin pies. pranav sold 6 blueberry pies and 4 pumpkin pies for a total of $106. molly sold 6 blueberry pies and 3 pumpkin pies for a total of $90. find the cost of each of one blueberry pie and one pumpkin pie