A parcel delivery company has 4 motorcycles. Each motorcycle can carry a maximum load of 30 kg. The weights of the parcels, (in kg), in the order they are waiting to be delivered are given below. q13_01.png

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
The minimum number of motorcycles required 3
using first fit method :
16,8,6 are in motor
20,7,2 are in motor
14,5 are in motor
12 is in motor

remaining space in motor 1
remaing space in motor 2
remaing space in motor 3
remaing space in motor 4

Using first fit decreasing method:

16,14 are in motor
20,8,2 are in motor
7,5,6,12 are in motor

remaining space in motor 1
remaing space in motor 2
remaing space in motor 3