Suppose a student got an 82 on an exam that was worth 25% of the final grade, a 75 on another exam worth 25% of the final grade, and 93 for a homework score worth 10% of the final grade. They only have the final exam left, which is worth 40% of the final grade. What score is needed on the final exam to get a 90 for a final grade?

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A: Total marks for the exam = 120   Obtained marks = 78   We have to calculate grade percentage

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A: Topic:- persentage

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A: Passing criteria is ,  higher than 70 marks .

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A: Here we will find the grade drop down to,

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A: This question is related to algebraic operations, we will solve it using given information.