Advanced Challenge

Solve these problems to test your skills!

1) Solve
Total: 20. 1 ★ = 4. ★s needed?
2) Solve
1 ★ = 4. Value of 4 ★?
3) Solve
1 ★ = 6. Value of 2 ★?
4) Solve
1 ★ = 4. Value of 4 ★?
5) Solve
Total: 30. 1 ★ = 6. ★s needed?
6) Solve
Total: 12. 1 ★ = 4. ★s needed?
7) Solve
Total: 48. 1 ★ = 8. ★s needed?
8) Solve
1 ★ = 10. Value of 3 ★?
9) Solve
1 ★ = 8. Value of 6 ★?
10) Solve
1 ★ = 6. Value of 2 ★?
11) Solve
1 ★ = 4. Value of 2 ★?
12) Solve
1 ★ = 6. Value of 4 ★?
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