As a Charitable Service, Your Class Undertakes a Project Where

Essay

As a charitable service, your class undertakes a project where they fill backpacks with donated school supplies for underprivileged children. The donations include 135 notebooks, 216 pencils, and 81 pens. You want to use all the donations and include the same number of each item in each backpack. What is the largest number of backpacks you can fill, and how many items will be in each backpack?