Question

he digits of a positive integer, having three digits, are in A.P and their sum is 15. The number .. The digits of a positive integer, having three digits, are in A.P and their sum is 15. The number obtained by reversing the digits is 594 less than the original number.

Answer 1

the center digit is 15/3... 5 let the common difference be d then
the number is 100*(5-d)+50+5+d =555-99d
reverse is
100*(5+d)+50+5-d=555+99d
difference is 198d=594
d=3
number is 258