5+6
There are not any numbers from 11 through 19 that are multiples of 10.
11 and 16.
352
29
Surprisingly, the answer is 11, 11 and 11! 1331 is the perfect cube of 11. 11 x 11 x 11 = 1331!
11+11
The numbers are: 9+sq rt of 11 and 9-sq rt of 11
11 x 11 = 121
239 and 11
1331 = 11 x 11 x 11
Yes, 11*11= 121.
There are not any numbers from 11 through 19 that are multiples of 10.
2 and 11
21+11 8x4
7, 11 and 13.
19 x 11
11 + 3 + 2