Add and Subtract Mixed Numbers Using a Line Plot

The video tutorial addresses a standardized math test question involving the addition and subtraction of mixed numbers. The problem involves determining the weight of a 10th melon such that the difference between the heaviest and lightest melons is 2 3/4 pounds. The instructor guides viewers through evaluating four choices, ultimately identifying choice C as the correct answer. The tutorial emphasizes understanding the problem, analyzing choices, and verifying the solution.

What reasoning led to the conclusion that choice B cannot be the weight of the 10th melon?

Describe the process used to determine that choice C is the correct answer for the weight of the 10th melon.