Question

2) What is the five-digit number, no zeroes, in which the second digit is three times the first, the third is one more than the second, the fourth is four

times the first and the last is one-half more than the second?

Answer 1

the five digit number:

let the first digit be x

x _ _ _ _

x 3x _ _ _

x -3x- 3x+1- 4x- 3x+1.5x

This is the structure of the digit:x -3x- 3x+1- 4x- 3x+1.5x