A) 20
B) 15
C) 10
D) 25
Correct Answer: D
Solution :
Let the total number of persons in the party \[=n\] Then, total number of gifts exchanged in the party\[=n(n-1)\] A/q, \[n\left( n-1 \right)=600\] \[25(25-1)=600\] \[n=25\] Total no. of person\[=25\]You need to login to perform this action.
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