Riddle:
Two four digit, non zero numbers can nullify one another. There are two
pairs of such couples that fit below condition. What are those, four, four digit, non-zero numbers?
Conditions:
Assume, pqrs
is the male number and klmn is the female number.
1. In the
male number (pqrs), the first number
(p) minus the second number (q) is equal to the third number (r) and the second
number (q) minus the third number (r) is equal to the fourth number (s).
2. In the
female number (klmn), the first
number (k) plus the second number (l) is equal to the third number (m) and the
second number (l) plus the third number (m) is equal to the fourth number (n).
3. The
reverse of the male number (srqp) minus the female number (klmn) is equal to
zero.
Date of Writing: 03/07/2015
Date of Writing: 03/07/2015
