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ritesh

· started a discussion

· 1 Months ago

mock test q.no.6 (Question: 109910.0 )

please explain the question

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
E) None of these 
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

please click on report and view detailed explanation...
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