Find three rational number between 1 and 1 upon 2

- Find three rational number between 1 upon 4 and 1 upon 2
- Find three rational number between 1 upon 3 and 1 upon 2
- Find three rational number between 1.3 and 1 upon 2
- Find three rational number between 3 upon 4 and 1 upon 2
- Find three rational number between 1 upon 5 and 2 upon 3
- 4 1/2 + 1 1/3
- 1 + 2 + 3 + 4 = 10