+0  
 
0
19
1
avatar

Find the number of positive integers that satisfy both the following conditions:

Each digit is a 1 or a 2 or a 3

The sum of the digits is 5

 Mar 4, 2023
 #1
avatar
0

23 , 32 , 113 , 122 , 131 , 212 , 221 , 311 , 1112 , 1121 , 1211 , 2111 , 11111 , Total =  13 such integers.

 Mar 4, 2023

5 Online Users