🔍 Key Concepts

• Mississippi River mile markers between Cairo Point, IL, and Arkansas City • Relative positions of Cairo Point and Arkansas City along the Lower Mississippi River • Typical distances between major river towns in river miles

💭 Think About

• Locate Cairo Point, IL, and Arkansas City on a Mississippi River chart and note their river mile designations • Estimate the distance by subtracting upriver mile from downriver mile to get total river miles • Compare your calculated distance with the scale of the answer choices to see which is most realistic

✅ Before You Answer

• Verify the river mile for Cairo Point, IL (confluence of the Ohio and Mississippi Rivers) • Verify the river mile for Arkansas City on the Lower Mississippi River • Ensure you are using river miles along the channel, not highway or straight‑line map miles