The graph shows the favourite colours of the group of students.
- How many students like blue and grey?
- How many less students like red than grey?
- How many flower symbols will be added to red to have the same number of students who like blue?
(a)
Number of students that liked blue and grey
= (6 + 5) x 3
= 11 x 3
= 33
(b)
Number of students less that like red than grey
= (5 - 2) x 3
= 3 x 3
= 9
(c)
Number of flower symbols that will be added
= 6 - 2
= 4
Answer(s): (a) 33; (b) 9; (c) 4