সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
A cistern can be filled in 10 hours but it takes 12 hours due to a leak in its bottom. If the cistern is full, then the time that the leak will take to empty it is:
A cistern can be filled in 10 hours but it takes 12 hours due to a leak in its bottom. If the cistern is full, then the time that the leak will take to empty it is:
- ক. 60 min
- খ. 80 h
- গ. 90 h
- ঘ. 60 h
সঠিক উত্তরঃ 60 h
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- A patrol tank that is 1/2 full has 8 gallons petrol removed. The tank is then 1/10 full. What is the capacity, in gallons of the tank?
- One-third of a cylindrical oil tank is filled.If 3 more litters are added a half of the tank will be filled. What is the capacity in litters of the tank?
- A machine fills a bag with 7 ounces of potato chips in 3.5 seconds. At this rate, how many seconds will take the machine to fill a bag with 15 ounces of potato chips?
- 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?
- An empty swimming pool with a capacity of 5760 gallons is filled at a rate of 12 gallons per minute. How many does it take to fill the pool to capacity?
There are no comments yet.