The bar graph shows the number of pupils who borrowed books in Gentleness School in a week.
- What was the difference between the number of pupils who borrowed 2 books each and the number of pupils who did not borrow any book?
- There were 52 pupils who borrowed at least 1 book. How many of these pupils borrowed 3 books?
(a)
Number of pupils who did not borrow any book = 17
Number of pupils who borrowed 1 book each = 20
Number of pupils who borrowed 2 books each = 19
Difference between the number of pupils who borrowed only 2 books each and pupils who did not borrow any book
= 19 - 17
= 2
(b)
Number of pupils who borrowed 1 book each
= 52 - 20 - 19
= 13
Answer(s): (a) 2; (b) 13