Question
A student scores an average of 55 marks in the first 4
exams. To get an average of 70 marks over 8 exams, what should be his average score in the remaining exams?Solution
ATQ,
Total marks required = 70 × 8 = 560
Marks obtained in 4 exams = 55 × 4 = 220
Required marks = 560 - 220 = 340
Required average score in remaining exams = 340 ÷ 4 = 85 marks
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