The table shows the number of Primary 6 pupils in Carl School who participated in a History class.
- How many Primary 6 pupils did not participate in the training?
- What is the enrolment of Primary 6 pupils in Carl School?
(a)
Number of pupils who did not participate in each class:
Class 6A → 30 - 28 = 2
Class 6B → 30 - 21 = 9
Class 6C → 34 - 30 = 4
Class 6D → 36 - 32 = 4
Class 6E → 32 - 23 = 9
Total number of pupils who did not participate
= 2 + 9 + 4 + 4 + 9
= 28
(b)
Total enrolment
= 30 + 30 + 34 + 36 + 32
= 162
Answer(s): (a) 28; (b) 162