X, y, and z are odd number not necessarily in sequence then y=?Mean of x and z is 114 and mean of y and z is 113.

115

This question is related to Oracle Interview

Interview Candidate
Jun 19th, 2005
2
3792

First
Prev
Next
Last

Showing Answers 1 - 2 of 2 Answers

ROHAN

Mar 6th, 2006

here; (X+Z)/2=114;
(Y+Z)/2=113; from these 2 eq. we have X-Y=2;
therefore suppose that X=2n-1 any odd no. where n=1,2,3.........
y=2n-3 we have to choose Z such that n should be real no.
suppose z=2n-7; therefore (X+Z)/2=114; (2n-1 + 2n-7)/2=114; solving this we get n=59; Y= 115