**Calculate the resultant velocity of an airplane that normally flies at 200 km/h if it encounters**

**a 50-km/h tailwind. If it encounters a 50-km/h headwind.**

**Answer:**

**Calculate the resultant velocity of an airplane that normally flies at 200 km/h if it encounters**

**a 50-km/h tailwind. If it encounters a 50-km/h headwind.**

**Answer:**