To convert inches to feet, you can use the information from the table. According to the table:
- 12 inches = 1 foot
- 24 inches = 2 feet
- 36 inches = 3 feet
- 48 inches = 4 feet
- 60 inches = 5 feet
Since Jana can leap 36 inches above the ground, you can see from the table that 36 inches corresponds to 3 feet.
Therefore, the answer is 3.