I am a 3-digit number. If the digits in the ones place and hundreds place are added together, the answer is 12. If the digits in the ones place and tens place are added together, the answer is 10. The digit in the hundreds place is the greatest 1-digit number. <br> I am <input min="0" type="number" id ="imp3pg016q9_1" class="lineinput" placeholder="?" />