Caleb runs a farm stand that sells strawberries and grapes. Yesterday Caleb sold 28
pounds of strawberries and 37 pounds of grapes for a total revenue of $183.50. Today
he sold 14 pounds of strawberries and 16 pounds of grapes for a total revenue of
$85.50. Determine the price of each pound of strawberries and the price of each
pound of grapes.