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In a row of girls facing North, Rinky is 10th to the left of Pinky who is 21st from the right end. If Minky who is 17th from the left end is 4th to the right of Rinky, how many girls are there in…

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In a row of girls facing North, Rinky is 10th to the left of Pinky who is 21st from the right end. If Minky who is 17th from the left end is 4th to the right of Rinky, how many girls are there in the row?
  1. 51
  2. 44
  3. 37
  4. 43

Answer and explanation

Correct answer: D - 43
Minky is 17th from left and 4th right of Rinky, so Rinky is 13th from left. Pinky is 10 places right of Rinky, i.e. 23rd from left, and 21st from right. Total = 23+21-1=43.

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