1. Geometry
2. Algebra
3. Trignometry
4. Mathematics
5. Arithmetic
Mathematics
1. 1/2
2. 2/3
3. 4/5
4. 9/10
4/5
1. 1/4
2. 23/24
3. 11/12
4. 17/24
17/24
1. 3
2. 4
3. 5
4. 6
5
1. Poland
2. Greece
3. Spain
4. Italy
5. Korea
Korea
1. 15
2. 18
3. 19
4. 20
18
1. 1/2
2. 2/3
3. 3/4
4. 5/7
1/2
1. 22
2. 33
3. 66
4. 77
22
1. Copper
2. Tin
3. Brass
4. Platinum
5. Zinc
Brass
1. 26
2. 20
3. 16
4. 12
12