The graph shows the favourite pastries of the group of pupils.
- How many pupils like shortbreads and tarts?
- How many less pupils like tarts than croissants?
- How many flower symbols will be added to scones to have the same number of pupils that like shortbreads?
(a)
Number of pupils that liked shortbreads and tarts
= (5 + 1) x 7
= 6 x 7
= 42
(b)
Number of pupils less that like tarts than croissants
= (4 - 1) x 7
= 3 x 7
= 21
(c)
Number of flower symbols that will be added
= 5 - 3
= 2
Answer(s): (a) 42; (b) 21; (c) 2