Sudhir's position from left = (12 + 4) = 16th from left
Clearly, there are three students between Ritesh and Sudir
? Total Number of children = (12 + 3 + 22) = 37
Suman ranks 3rd in the class among the girls.
Amit ranks 5th Among the boys.
Suman comes one rank after Amit in the class.
It means two girls and four boys rank higher than Amit in this class.
So, Amit ranks 7th in the class.
Surbhi's rank from last = (49 + 1 - 18) = 32
Clearly, the girl at the 19th position is exactly in the middle of both the ends.
? Total number of girls = (18 + 1 + 18) = 37
Nayan's position from left = (25 + 1 - 14) = 12th
? Arun's position = (12 - 3)
= 9th from left
Kamya's new position is 13th from left. But it is the same as Preeti's earlier positon wihich is 6th form the right.
The row consists of (12 + 1 + 5) = 18 girls
Now, Preeti's new position is kamya's earlier position which is 5th from the left.
? Preeti's new position from the right = 18 - 5 + 1
= 13 + 1 = 14
Total number of boys after 2 new boys joined = 47
Since, the rank of the boy dropped by 1, it became 21st 20th.
? His new rank from the end = 47 - 21 + 1 = 27th
Total students in the class = 7 + 26 - 1 = 33 - 1 = 32
Number of letters in the row = 5 + 12 - 1 = 16
Total number of girls = 11 + 11 - 1 = 22 - 1 = 21
In first row, Veena is 12th from start and 19th from end.
Then total number of girls = (12 + 19 - 1) = 30
In second row, Sunita is 14th from start and 20th form the end.
Then, total number of girls = (14 + 20 - 1) = 33
? Total number of girls = 30 + 33 = 63
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