Answer:
98765
Step-by-step explanation:
To build the greatest 5-digit number, the ten thousand, thousand, hundred, tens, ones digit must be large as possible. Then, set the ten thousand digit equal to 9, thousand digit equal to 8, hundred digit equal to 7, tens digit equal to 6, and ones digit equal to 5. So, the greatest 5 digit number with distinct digits is 98765.
