Subject :IMO Class : Class 3
If X is a 4-digit number, then find X using the given clues.
• The sum of all its digits is 17.
• The sum of the digits at the tens and hundreds place is the digit at the thousands place.
• The digit at the ones place is one less than the digit at thousands place.
• The digit at tens place is twice the digit at hundreds place.
• The digit at hundreds place is 2.
A4625
B6425
C6245
D5246