in Java how would I write a program containing all of the methods that will perform the calculations.

Length Conversions

Calculate Inches to Centimeters, Meters, Feet, Yards, and Kilometers

Calculate Feet to Meters, Yards, Kilometers, and Miles

Calculate Yards to Meters, Feet, Kilometers, and Miles

Area Conversions

Calculate Square Yards to Square Inches, Square Meters, and Square Feet

Calculate Square Miles to Square Inches, Square Feet, and Square Yards

Volume Conversions

Calculate Cubic Feet to Cubic Inches, Cubic Meters, and Cubic Yards

Calculate Cubic Yards to Cubic Inches, Cubic Meters, and Cubic Feet

Capacity (Weight) Conversions

Calculate Ounces to Kilograms, Pounds, and Grams

Calculate Pounds to Ounces, Kilograms, and Grams

Liquid Conversions

Calculate Pints to Ounces, Cups, Quarts, and Gallons (US)

Calculate Quarts to Ounces, Pints, Cups, and Gallons (US)