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 two storybooks? (Give your answer correct to the nearest whole number.)
(a)
Number of students in the school
= 220 + 170 + 140 + 270 + 240
= 1040
(b)
Number of students who read at least two storybooks
= 1040 - 220 - 170
= 650
Percentage of students who read at least two storybooks
=
6501040 x 100%
= 62.5%
≈ 63% (Correct to nearest whole number)
Answer(s): (a) 1040; (b) 63%