The table shows the number of Primary 6 students in Ben School who participated in a Science class.
- How many Primary 6 students did not participate in the training?
- What is the enrolment of Primary 6 students in Ben School?
(a)
Number of students who did not participate in each class:
Class 6A → 32 - 25 = 7
Class 6B → 27 - 20 = 7
Class 6C → 31 - 27 = 4
Class 6D → 33 - 29 = 4
Class 6E → 29 - 22 = 7
Total number of students who did not participate
= 7 + 7 + 4 + 4 + 7
= 29
(b)
Total enrolment
= 32 + 27 + 31 + 33 + 29
= 152
Answer(s): (a) 29; (b) 152