Civil Services Examination · প্রশ্ন 78
The average of three numbers p, q and r is k. p is as much more than the average as q is less than the average. What is the value of r?
উত্তর দেখান ও ব্যাখ্যা
উত্তর: (A) k
ব্যাখ্যা
p + q = 2k, and p + q + r = 3k, so r = k. (Answer as per the official UPSC answer key.)