- A19
- B20
- C21
- D22
Step-by-Step Solution
After the swap Sita occupies Gita's old position, which is both 13th from the left and 9th from the right. Total = 13 + 9 - 1 = 21.
Answer: C) 21
In a row of girls, Sita is 7th from the left end and Gita is 9th from the right end. When they interchange their positions, Sita becomes 13th from the left end. How many girls are there in the row?
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