A plumber wishes to cut the following sections from standard size of pipe each of length 6m. Q14.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!
Using first fit method:
1,1.5,3.5 are in pipe
1,1.5,3.5 are in pipe
1.5,2,2 are in pipe
1,5,2 are in pipe
3 is in pipe

waste length of pipe 1
waste length of pipe 2
waste length of pipe 3
waste length in pipe 4
waste length in pipe 5


using first fit decreasing method:

1,1.5,3.5 are in pipe
1,1.5,3.5 are in pipe
1.5,1.5,3 are in pipe
2,2,2 are in pipe

waste length of pipe 1
waste length of pipe 2
waste length of pipe 3
waste length in pipe 4