In a row of girls, Rita and Monika occupy the ninth place from the right end and tenth place from the left end, respectively. If they interchange their places, then Rita and Monika occupy seventeenth place from the right and eighteenth place from the left end respectively. How many Girls are there in the row?

Options

A. 25
B. 26
C. 27
D. Data inadequate

Answer

B

Explanation

Since Rita and Monika exchange places, sp Rita.s new postion is the same as Monika.s earlier position. This position is 17th from the right and 10th from theleft number of girls in the row `= (16 + 1 + 9) = 26.`