Blending? I might be think of something else...
Yes, because you can use aspects of math to improve your artwork. For example, if you were trying to create a perfect square for a piece of artwork, it would be hard to do without math.
1. 5th, C G (the one given just to see how ill answer lol)
2. 4th, A E
3. 3rd, B D
4. 2nd G A
5. 5th E B
6. 2nd G A ( yes again the one under the given one)
7. 5th G D
8. 3rd B G
9. 4th C F
10. 3rd D F
hope that helps! :)