Question
Part of the table was accidentally torn off. The table shows the number of students from Class 1F scoring within various mark ranges in a Social Studies test. 39 students scored above 70 marks. How many students scored in the mark range 71 - 80?
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Part of the table was accidentally torn off. The table shows the number of students from Class 1F scoring within various mark ranges in a Social Studies test. 39 students scored above 70 marks. How many students scored in the mark range 71 - 80?