What is the diffuculty here? Picking two correct numbers in any order for each globe. One red, one blue. Each containing 24 balls.
Red Globe:
1-2 1-3 1-4 1-5 1-6 1-7 1-8 1-9 1-10 1-11 1-12 1-13 1-14 1-15 1-16 1-17 1-18 1-19 1-20 1-21 1-22 1-23 1-24
2-3 2-4 2-5 2-6 2-7 2-8 2-9 2-10 2-11 2-12 2-13 2-14 2-15 2-16 2-17 2-18 2-19 2-20 2-21 2-22 2-23 2-24
3-4 3-5 3-6 3-7 3-8 3-9 3-10 3-11 3-12 3-13 3-14 3-15 3-16 3-17 3-18 3-19 3-20 3-21 3-22 3-23 3-24
4-5 4-6 4-7 4-8 4-9 4-10 4-11 4-12 4-13 4-14 4-15 4-16 4-17 4-18 4-19 4-20 4-21 4-22 4-23 4-24
5-6 5-7 5-8 5-9 5-10---5-11 5-12 5-13 5-14 5-15 5-16 5-17 5-18 5-19 5-20 5-21 5-22 5-23 5-24
6-7 6-8 6-9 6-10 6-11 6-12 6-13 6-14 6-15 6-16 6-17 6-18 6-19 6-20 6-21 6-22 6-23 6-24
7-8 7-9 7-10 7-11 7-12 7-13 7-14 7-15 7-16 7-17 7-18 7-19 7-20 7-21 7-22 7-23 7-24
8-9 8-10 8-11 8-12 8-13 8-14 8-15 8-16 8-17 8-18 8-19 8-20 8-21 8-22 8-23 8-24
9-10 9-11 9-12 9-13 9-14 9-15 9-16 9-17 9-18 9-19 9-20 9-21 9-22 9-23 9-24
10-11 10-12 10-13 10-14 10-15 10-16 10-17 10-18 10-19 10-20 10-21 10-22 10-23 10-24
11-12 11-13 11-14 11-15 11-16 11-17 11-18 11-19 11-20 11-21 11-22 11-23 11-24
12-13 12-14 12-15 12-16 12-17 12-18 12-19 12-20 12-21 12-22 12-23 12-24
13-14 13-15 13-16 13-17 13-18 13-19 13-20 13-21 13-22 13-23 13-24
14-15 14-16 14-17 14-18 14-19 14-20 14-21 14-22 14-23 14-24
15-16 15-17 15-18 15-19 15-20 15-21 15-22 15-23 15-24
16-17 16-18 16-19 16-20 16-21 16-22 16-23 16-24
17-18 17-19 17-20 17-21 17-22 17-23 17-24
18-19 18-20 18-21 18-22 18-23 18-24
19-20 19-21 19-22 19-23 19-24
20-21 20-22 20-23 20-24
21-22 21-23 21-24
22-23 22-24
23-24
Do the same for the blue globe and you'll have every number covered in both globes.
Just pick any two numbers to test if you don't believe me. It will be somewhere in the list above.