How many 4 or 5 digit numbers can be formed by using 0, 1, 3, 5, 8. Repetition is not allowed.

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22 Apr 2011 Permutation

How many 4 or 5 digit numbers can be formed by using 0, 1, 3, 5, 8. Repetition is not allowed.

OPtion

1) 192
2) 96
3) 81
4) 72
5) 64
6) 54
7) 48
8) 36
9) 25
10) 16

Solution

for 4 digit number
total case are 4*4*3*2 = 96
and for 4 digit number
4*4*3*2*1 = 96

total number are 192

but the option was printed wrong so we give marks to all the user.

Correct Option: 1 Best Solution (2)