Mathematics
Medium
Question
How many four digit numbers can be formed using the digits {1, 3, 4, 5, 7,9}(repetition of digits is not allowed)?
A
360
✓ Official correct answer
B
60
C
300
D
180
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
360
No member explanations yet for this option.
B
60
No member explanations yet for this option.
C
300
No member explanations yet for this option.
D
180
No member explanations yet for this option.