Math Problem Statement
A nut store normally sells cashews for $4.00 per pound and peanuts for $1.50 per pound. But at the end of the month the peanuts had not sold well, so, I order to sell 60 pounds of peanuts, the manager decided to mix the 60 pounds of peanuts with some cashews and sell the mixture for $2.50 per pound. How many pounds of cashews should be mixed with the peanuts to ensure no change in the revenue?
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Weighted Averages
Linear Equations
Formulas
Total Revenue = Price per Pound * Number of Pounds
Weighted Average Formula: (Weight1 * Price1 + Weight2 * Price2) / (Weight1 + Weight2)
Theorems
Basic Linear Equation Solving
Suitable Grade Level
Grades 9-10