The bar chart shows the scores of some students in a test. How many students took the test?
- 18
- 19
-
20
- 22
The correct answer is: C
Explanation
score 0 = 4 studentsscore 1 = 2 students
score 2 = 5 students
score 3 = 6 students
score 4 = 3 students
= 20 students