Question

Try this :
How many 5 digit numbers can be formed by using 0,1,2,3,4,5 without repetition, such that the number is divisible by 3.

Answer 1

1,2,3,4,5====> 5!
0,1,2,4,5====>4*4!
Thus, the answer will be 5! + 4*4!

Answer 2

others are welcome to answer

Answer 3

5*5*4*3*2 ways!

Answer 4

if thats your final answer, then its incorrect.

Answer 5

after reading properly, what u got ?

Answer 6

yes :)

Answer 7

Learned something new today!

Answer 8

Not totally new though!