Question
The table shows the number of questions answered correctly by the students in a Science exam. How many students answered 3 or more questions correctly?

Number of correct questions Number of students
1 4
2 12
3 20
4 12
5 7
1 m

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The table shows the number of questions answered correctly by the students in a Science exam. How many students answered 3 or more questions correctly?

Number of correct questions Number of students
1 4
2 12
3 20
4 12
5 7