The bar chart shows the scores of some students in a test. How many students took the test?
Attached Figure / Diagram
A
18
B
19
C
20
D
22
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
score 0 = 4 students
score 1 = 2 students
score 2 = 5 students
score 3 = 6 students
score 4 = 3 students
= 20 students
Source: Myschool Past Questions Archive (Record #36999)