You want to choose an object that comes in a few different colors, designs, or sizes (ex. Shoes, shirts, etc.).
My categories could be: blue (5 crayons) and extra large (2 crayons).
For each category:
It may be helpful to rearrange your objects here so that objects in the category are next to each other.
Slightly advanced problems involving applications on percentages, profit & loss, overhead expenses, Discount, tax.