A boat can travel 36 km upstream in 5 hours. If the speed of the stream is 2.4 km/hr, how much time will the boat take to cover a distance of 96 km downstream?

• ক 7.8 hours
• খ 6.5 hours
• গ 9 hours
• ঘ 8 hours ✅ সঠিক উত্তর