21 students were standing in a row. Neethu wa...

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21 students were standing in a row. Neethu wants to join among them. Teacher asked Neethu to stand behind Madhav who was standing at 10th position from back. Looking at the height of the students, teacher interchanged the positions of the students standing 14th from back with the student standing at 12th from front. Now how many students are standing between Neethu and Madhav?
• a)
0
• b)
1
• c)
2
• d)
3

Total + 1 = Top + Bottom 21 + 1 = T + 10
So, Madhav from Top is 12th
So by question Neethu is 13th from the top
Now, Total students are 22
So, 14th from the back means 9th from the top
So, by question Madhav is at 9th from the top
So, 3 students between Madhav and Neethu.

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