Racer Rex has a car that can travel $402 \text{ km}$ per hour. **Choose the best approximation of the speed of Rex's car.** [[☃ radio 1]] Flyer Felix has a spaceship that can travel $192{,}112 \text{ km}$ per hour. **Choose the best approximation of the speed of Felix's spaceship.** [[☃ radio 2]] **Approximately how many times as fast is Felix's spaceship as Rex's car?** [[☃ radio 3]]