Select the option that is related to the fifth term in the same way as the second term is related to the first term and fourth term related to third term. 14 : 21 :: 6 : 9 :: 12 : ?
Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.