Find the perimeter and area

So me with this math problem. find the value of x the table shows the masses of 50 eggs. mass: 40-44 eggs: 6 mass: 45-49 eggs: x mass: 50-54 eggs: 12 mass: 55-59 eggs: 10 mass: 60-64 eggs: 7 mass: 65-69 eggs: 2 you!

Arrange these numbers from least to greatest 3/5 5/7 2/9

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer