সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
Two identical tapes fill 2/5 of a tank in 20 minutes. When one of the taps goes dry in how many minutes will the remaining one tap fill the rest of the tank?
Two identical tapes fill 2/5 of a tank in 20 minutes. When one of the taps goes dry in how many minutes will the remaining one tap fill the rest of the tank?
- ক. 5 minutes
- খ. 10 minutes
- গ. 60 minutes
- ঘ. 20 minutes
সঠিক উত্তরঃ 60 minutes
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Two pipe A & B can fill a tank in 15 minutes and 20 minutes respectively. If both pipes are opend together, then after how much time B should be closed so that the tank is full in 10 minutes?
- 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?
- A pipe can fill a tank in 64 minutes and another can empty it in 32 minutes. If the tank is already half full and both pipe opened together, the tank will be--
- A water tank is 5/8th full. When 100 gallons of water is used the tank is half full. What is the capacity of the water tank?
- What is the thikness of a pipe that has an outer diameter of 2.5 inches and inner diameter of 2.1 inches?
There are no comments yet.