A person riding a bike crossing a bridge with a speed of 54 Km/hr. What is the length of the bridge if he takes 4 min to cross the bridge?

• ক 4600 m
• খ 2800 m
• গ 3500 m
• ঘ 3600 m ✅ সঠিক উত্তর
• 5 4500 m