Necklace patterns

This task is about looking at a pattern and describing it.
a)   Look at the necklace and write down how many of each colour bead were used.
 
 
      Red _____ Green _____ Blue _____
 
b)   Make another necklace exactly the same as the one you are given.
 
      How many of each colour bead were used to make 2 necklaces?
 
 
      Red _____ Green _____ Blue _____
 
c)   Make another necklace exactly the same.
 
      How many of each colour bead were used to make 3 necklaces?
 
 
      Red _____ Green _____ Blue _____
 
   
 
d)  Without using the beads, work out how many of each colour you would need to make 10 necklaces.
 
 
     Red _____ Green _____ Blue _____
 
e)   How did you work this out?