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
= 260 + 280 + 260 + 170 + 280
= 1250
(b)
Number of pupils who read at least two storybooks
= 1250 - 260 - 280
= 710
Percentage of pupils who read at least two storybooks
=
7101250 x 100%
= 56.8%
≈ 57% (Correct to nearest whole number)
Answer(s): (a) 1250; (b) 57%