The bar graph shows the number of books Primary 2 children read over a week.
- Class 2 _____ and 2 _____ read 200 books in total. Give your answers in letters. (Eg A, B)
- For every 2 books read by the children, they can exchange for 1 gift. How many more gifts did Class 2B exchange than Class 2D?
(a)
Number of books that children in Class 2C read = 90
Number of books that children in Class 2D read = 110
Number of books that children in Class 2C and 2D read
= 90 + 110
= 200
(b)
Number of books that children in Class 2B read more than children read in Class 2D
= 230 - 110
= 120
Number of gifts that children in Class 2B exchanged more than children in Class 2D
= 120 ÷ 2
= 60
Answer(s): (a) C, D; (b) 60