The National Institute of Fashion Technology (NIFT), New Delhi has released the online exam dates for NIFT entrance exam. The exam is scheduled to be conducted on February 14, 2016. The eligible candi
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I have often admired the mystical way of Pythagoras, and the secret magic of numbers.
Sir Thomas Browne
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 ?