Job Description: Mu Sigma Off-Campus for Freshers : Software Engineers : Across India :On 14th Nov to 13th Dec 2014 for Delhi, Chennai, Kolkata, Mumbai, Bangalore location.
A mathematician is a blind man in a dark room looking for a black cat which isn't there
Charles R. Darwin
The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference between the sum and the difference of the digits of the number if the ratio between the digits of the number is 1 : 2 ?