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