Question: Consider the bin-packing problems. The vehicle's volume is set to 1. There are seven items with the volume as follows: Item ID 1 2 3

Consider the bin-packing problems. The vehicle's volume is set to 1. There are seven items with the volume as follows: Item ID 1 2 3 4 5 6 7 Volume 0.2 0.5 0.4 0.7 0.1 0.3 0.8 4-1. Using the First Fit algorithm, please find the number of vehicles needed to deliver all of them. 4-2. Using the First Fit Decreasing algorithm, please find the number of vehicles needed to deliver all of them. 4-3. Are results of 4-1 and 4-2 different? Explain. 4-4. Formulate this problem using Integer Programming (IP).

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