The bar graph shows the number of books Primary 1 children read over a week.
- Class 1 _____ and 1 _____ read 280 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 1B exchange than Class 1C?
(a)
Number of books that children in Class 1A read = 210
Number of books that children in Class 1C read = 70
Number of books that children in Class 1A and 1C read
= 210 + 70
= 280
(b)
Number of books that children in Class 1B read more than children read in Class 1C
= 240 - 70
= 170
Number of gifts that children in Class 1B exchanged more than children in Class 1C
= 170 ÷ 5
= 34
Answer(s): (a) A, C; (b) 34