Question
PSLE
Mr Chew 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 black to the number who chose purple to the number who chose brown?
  2. Mr Sih ordered a total of 162 sweaters in the three colours according to the same ratio in part (a). How many less purple than black sweaters were ordered?
3 m
(a)

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(b)

Click button first when a symbol is required. X

PSLE
Mr Chew 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 black to the number who chose purple to the number who chose brown?
  2. Mr Sih ordered a total of 162 sweaters in the three colours according to the same ratio in part (a). How many less purple than black sweaters were ordered?