The bar graph shows the number of books Primary 6 pupils read over a week.
- Class 6 _____ and 6 _____ read 330 books in total. Give your answers in letters. (Eg A, B)
- For every 5 books read by the pupils, they can exchange for 1 gift. How many more gifts did Class 6B exchange than Class 6C?
(a)
Number of books that pupils in Class 6A read = 240
Number of books that pupils in Class 6C read = 90
Number of books that pupils in Class 6A and 6C read
= 240 + 90
= 330
(b)
Number of books that pupils in Class 6B read more than pupils read in Class 6C
= 210 - 90
= 120
Number of gifts that pupils in Class 6B exchanged more than pupils in Class 6C
= 120 ÷ 5
= 24
Answer(s): (a) A, C; (b) 24