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Avinash is ranked 11th from the top in the class and Ira is ranked 7th from the bottom. If their positions get interchanged, Avinash will rank 15th from the top and Ira is ranked 11th from the bottom. How many total students appeared for the exams?

Avinash is ranked 11th from the top in the class and Ira is ranked 7th from the bottom. If their positions get interchanged, Avinash will rank 15th from the top and Ira is ranked 11th from the bottom. How many total students appeared for the exams? Correct Answer 21

Given:

  1. Avinash is ranked 11th from the top in the class.
  2. Ira is ranked 7th from the bottom.

[ alt="F1 Savita Railways 7-7-22 D49" src="//storage.googleapis.com/tb-img/production/22/07/F1_Savita_Railways_7-7-22_D49.png" style="width: 138px; height: 217px;">

If their positions get interchanged, Avinash will rank 15th from the top and Ira is ranked 11th from the bottom.

[ alt="F1 Savita Railways 7-7-22 D50" src="//storage.googleapis.com/tb-img/production/22/07/F1_Savita_Railways_7-7-22_D50.png" style=" width: 147px; height: 226px;">

Total students appeared for the exams :

Ira's rank from the bottom + After interchanged position Avinash's rank from the top (Ira's rank from the top) - 1

= 7 + 15 - 1 = 22 -1 = 21

Hence, the correct answer is "Option (3): 21".

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