+0  
 
0
229
1
avatar

How many positive 4-digit integers have only odd digits?

 Jun 30, 2019
 #1
avatar+6046 
+1

\(\text{Each digit can be any of 1,3,5,7, 9}\\ N=5^4 = 625\)

.
 Jun 30, 2019
edited by Rom  Jun 30, 2019

32 Online Users

avatar
avatar
avatar