Mathematics, 06.10.2021 16:30 airiyannag0113

In a class 25% of students were absent for an exam ,30% failed by 20 marks and 10% just passed because of gracemarks of 5 . Find the averge score of the class if the remaining studnets scored an average of 60 marks nd the pass marks are 33(counting the final scores the candidates.)

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In a class 25% of students were absent for an exam ,30% failed by 20 marks and 10% just passed becau...

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