Chapter 5.4, Problem 28E

To determine

To calculate: The number of packages should the Bingo’s buy from each supplier and least cost where the Bingo’s needs to buy white and yellow paper, Harvard paper sells a package of $20$ reams of white and $10$ reams of yellow for $\$60$, Yale paper sells a package of $10$ reams of white and $10$ reams of yellow for $\$40$ and Dartmouth Paper sells a package of $10$ reams of white and $20$ reams of yellow for $\$50$, if Bingo’s needs $350$ reams of white and $400$ reams of yellow.