How many 9 digit numbers are possible by using the digits 1,2,3,4,5 which are divisible by 4 if therepetition is allowed?
a)5^7 b)5^6 c)5^9 d)5^8

• the 9 digit number which is divisible by 4=5^(9-1)=5^8 answer i m correct
  given option r not correct
• 13 years agoHelpfull: Yes(5) No(2)
• the answer will be 5*5^8=5^9
• 13 years agoHelpfull: Yes(1) No(4)