In a row of girls, Kamla is 9th from the left and Veena is 16th from the right. If they interchange their positions, Kamla becomes 25th from the left. How many girls are there in the row?
Kamla is 9th from left and Veena is 16th from right.
When they interchange their position, Kamla becomes 25th from left
=> Now, Kamla is 25th from left and 16th from right
=> Total no. of girls in line = 25+16-1 = 40
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