Speed = Distance ÷ Time. Convert minutes to hours.<br><br>
&bull; 15 min = \( \frac{15}{60} = \frac{1}{4} \) h<br>
&bull; Speed = 8 ÷ \( \frac{1}{4} \) = 8 × 4 = 32 km/h<br><br>
Final Answer: 32 km/h