1. **State the problem:** We need to find Joanne's shearing rate in sheep per day. 2. **Formula:** Rate is calculated as $$\text{Rate} = \frac{\text{Total sheep sheared}}{\text{Number of days}}$$ 3. **Apply the formula for Joanne:** Joanne sheared 154 sheep over 7 days. 4. **Calculate:** $$\text{Rate} = \frac{154}{7}$$ 5. **Simplify:** $$\frac{154}{7} = 22$$ 6. **Interpretation:** Joanne sheared 22 sheep per day on average. **Final answer:** Joanne's shearing rate is **22 sheep per day**.