UPSC NDA I 2023 Mathematics Solved Paper

Question : 108 of 120

Marks: +1, -0

The observations 4,1,4,3,6,2,1, 3,4,5,1,6 are outputs of 12 dices thrown simultaneously. If m and M are means of lowest 8 observations and highest 4 observations respectively, then what is (2m+M) equal to?