Answer:
h ≥ 4
Explanation:
The term at least means greater than or equal to.
This is written with the symbol ≥
Let h = # of hours (use whatever variable is assigned and replace for h)
h ≥ 4
Other Symbols
- > greater than
- < less than
- ≥ greater than or equal to
- ≤ less than or equal to
- = equal to
- ≠ not equal to
-Chetan K