mean of class of 35 students in mathematic test for mathematic class this was found to be 15 or chance was given to improve the marks of the student doors 4 less than 8 marks 3 student score 35 and 6 marks respectively remedial classes was taken by the teacher and then test was taken against The Three Students score 7,10 and 12 marks respectively in improvement text what will be the mean of the class
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