Question
Question: How many numbers between 1000 and 5000 can be formed with the digits 0, 1, 2, 3, 4, 5, 6 when repeti...
How many numbers between 1000 and 5000 can be formed with the digits 0, 1, 2, 3, 4, 5, 6 when repetition is not allowed
A
1050
B
720
C
210
D
480
Answer
480
Explanation
Solution
ways ways ways ways
Total ways = 4 x 6 x 5 x 4 = 480
(first place can be filled by 1, 2, 3 or 4)