Question
PSLE
Mr Kok asked some students to choose their favorite colour for a sweater. The results are shown in the graph.
  1. What is the ratio of the number of students who chose grey to the number who chose silver to the number who chose blue?
  2. Mr Leow ordered a total of 78 sweaters in the three colours according to the same ratio in part (a). How many less silver than grey sweaters were ordered?
3 m
(a)

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(b)

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PSLE
Mr Kok asked some students to choose their favorite colour for a sweater. The results are shown in the graph.
  1. What is the ratio of the number of students who chose grey to the number who chose silver to the number who chose blue?
  2. Mr Leow ordered a total of 78 sweaters in the three colours according to the same ratio in part (a). How many less silver than grey sweaters were ordered?