The bar graph shows the number of books Primary 6 children read over a week.
- Class 6 _____ and 6 _____ read 270 books in total. Give your answers in letters. (Eg A, B)
- For every 6 books read by the children, they can exchange for 1 gift. How many more gifts did Class 6A exchange than Class 6C?
(a)
Number of books that children in Class 6B read = 220
Number of books that children in Class 6C read = 50
Number of books that children in Class 6B and 6C read
= 220 + 50
= 270
(b)
Number of books that children in Class 6A read more than children read in Class 6C
= 230 - 50
= 180
Number of gifts that children in Class 6A exchanged more than children in Class 6C
= 180 ÷ 6
= 30
Answer(s): (a) B, C; (b) 30