The bar graph shows the number of books Primary 5 children read over a week.
- Class 5 _____ and 5 _____ read 270 books in total. Give your answers in letters. (Eg A, B)
- For every 5 books read by the children, they can exchange for 1 gift. How many more gifts did Class 5B exchange than Class 5C?
(a)
Number of books that children in Class 5A read = 160
Number of books that children in Class 5C read = 110
Number of books that children in Class 5A and 5C read
= 160 + 110
= 270
(b)
Number of books that children in Class 5B read more than children read in Class 5C
= 280 - 110
= 170
Number of gifts that children in Class 5B exchanged more than children in Class 5C
= 170 ÷ 5
= 34
Answer(s): (a) A, C; (b) 34