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In a class of 25 students. Lata?s rank is 13th from the top and Parul?s rank is I 9th from the bottom. If Vishars rank is exactly between Lata-s and Parul?s rank what is Vishafs rank from the top ??
- A10th
- B8th
- C9th
- D7th
Answer not set
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Solution
NOTE :- Rank from top + Rank from bottom = Total members + 1
Lata's rank from top = 13th
Parul's rank from bottom = 19th
=> parul's rank from top = 25 + 1 - 19 = 7th
Vishal's rank is exactly between them
=> Vishal's rank from top = $\frac{13 + 7}{2}$ = 10th
NOTE :- Rank from top + Rank from bottom = Total members + 1
Lata's rank from top = 13th
Parul's rank from bottom = 19th
=> parul's rank from top = 25 + 1 - 19 = 7th
Vishal's rank is exactly between them
=> Vishal's rank from top = $\frac{13 + 7}{2}$ = 10th