Including 1 and 1000 , answer is 1.
What is the four-digit number in which the first digit is one third the second, the third is the sum of the first and second, and the last is three times the second?
Create a four digit number in which the first digit is one fourth of the last digit, Second digit is 6 times of the first digit, and the third digit is addition of the second digit and 3.
