Question

How many five digit number can be formed by using 0 1 2 3 4?

Answer 1

Greatest no. by using 0 1 2 3 4 -43210
Smallest no. by using 0 1 2 3 4 - 10234

Answer 2

Answer:

96, if no number is repeated.

2500, if repetitions are allowed.

Step-by-step explanation:

If repetitions are allowed, the no. of 5 digit numbers =

4×5×5×5×5=2500

(As, '0' cannot come at first place)

No. of 5 digit numbers in which no number is repeated=

4×4×3×2×1=96