Question
Part of the table was accidentally torn off. The table shows the number of pupils from Class 9K scoring within various mark ranges in a History test. 31 pupils scored above 55 marks. How many pupils scored in the mark range 56 - 65?
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Part of the table was accidentally torn off. The table shows the number of pupils from Class 9K scoring within various mark ranges in a History test. 31 pupils scored above 55 marks. How many pupils scored in the mark range 56 - 65?