সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Water flows into an empty 64-gallon drum through pipe A and follows out through pipe B. If the rate of flow through A is 2 gallons/h, how many gallons per hour must flow out through pipe B so that the drum is full in exactly 96 hours?
Water flows into an empty 64-gallon drum through pipe A and follows out through pipe B. If the rate of flow through A is 2 gallons/h, how many gallons per hour must flow out through pipe B so that the drum is full in exactly 96 hours?
- ক. 2/3
- খ. 4/3
- গ. 5/2
- ঘ. 3/8
সঠিক উত্তরঃ 4/3
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