The bar graph shows the number of storybooks read by the pupils in a school.
- How many pupils are there in the school?
- What percentage of the pupils in the school read at least two storybooks? (Give your answer correct to the nearest whole number.)
(a)
Number of pupils in the school
= 130 + 170 + 250 + 200 + 210
= 960
(b)
Number of pupils who read at least two storybooks
= 960 - 130 - 170
= 660
Percentage of pupils who read at least two storybooks
=
660960 x 100%
= 68.75%
≈ 69% (Correct to nearest whole number)
Answer(s): (a) 960; (b) 69%