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rishi yadav

· started a discussion

· 1 Months ago

wrong question (Question: 143076.0 )

as per you question dolly position is 17 from right ,but you have written wrong in explanation .because as per question respectively means dolly 17 position from right end.

Question:

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

Options:
A) 25 
B) 26
C) 27
D) Data inadequate
Solution:

Ans: (b) So, Jolly’s position is 17th from the right and 10th from the left.


      

 

∴ Number of girls in the row = (16 - 1 + 9) = 26.

Knowledge Expert

· commented

· 1 Months ago

Dear student,
solution is correct because both the girls have interchanged their places.
Keep learning,
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