How do you divide 15 pounds of rice into four unequal measures using ounces?

To divide 15 pounds of rice into four unequal measures, first convert pounds to ounces since there are 16 ounces in a pound. This means 15 pounds equals 240 ounces. You can divide these 240 ounces into four parts, such as 50 ounces, 70 ounces, 60 ounces, and 60 ounces, ensuring the total is 240 ounces while keeping the measures unequal. Adjust the specific amounts as needed to maintain the inequality while still totaling 240 ounces.