In a row of girls, Shilpa is eight the from the left and Reena is 17th from the right. If they interchange their positions, Shilpa becomes 14th from the left. How many girls are there in the row?
A
30
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B
32
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C
29
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D
31
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E
None of these
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Solution
The correct option is A 30
Total number of girls in the row = 14 + 8 + 8 = 30