Question
Riya scored 36% in her exam and failed by 48 marks,
while Sneha got 51% and passed by 72 marks. What were the maximum marks in the exam?Solution
Let the maximum marks be ‘x’. According to the question, x × 36% + 48 = x × 51% - 72 x × 51% - x × 36% = 48 + 72 15x/100 = 120 x = 800 marks
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