The bar graph shows the number of storybooks read by the students in a school.
- How many students are there in the school?
- What percentage of the students in the school read at least three storybooks? (Give your answer correct to the nearest whole number.)
(a)
Number of students in the school
= 240 + 190 + 230 + 300 + 290
= 1250
(b)
Number of students who read at least three storybooks
= 1250 - 240 - 190 - 230
= 590
Percentage of students who read at least three storybooks
=
5901250 x 100%
= 47.2%
≈ 47% (Correct to nearest whole number)
Answer(s): (a) 1250; (b) 47%