Question
PSLE
Mr Chua asked some students to choose their favorite colour for a vest. The results are shown in the graph.
  1. What is the ratio of the number of students who chose silver to the number who chose blue to the number who chose brown?
  2. Mr Lin ordered a total of 51 vests in the three colours according to the same ratio in part (a). How many more brown than silver vests were ordered?
3 m
(a)

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(b)

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PSLE
Mr Chua asked some students to choose their favorite colour for a vest. The results are shown in the graph.
  1. What is the ratio of the number of students who chose silver to the number who chose blue to the number who chose brown?
  2. Mr Lin ordered a total of 51 vests in the three colours according to the same ratio in part (a). How many more brown than silver vests were ordered?