40
15
20
30
Source: Mercantile Bank Ltd - Officer - 24.04.2009
Answer: 20
Explanation:
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Three-fourth petrol of a reservoir is used to fill the petrol tanks of five trucks having the same storage capacity. What part of the total capacity of the petrol reservoir did each truck receive?
Pipe A alone can fill a tankin 8 hours .Pipe B can fill it in 6 hours . If both the pipes are operated and after 2 hours pipe A is closed, then the other pipe will fill the tank in.
একটি চৌবাচ্চায় দুটি নল সংযুক্ত আছে। প্রথম নল দ্বারা চৌবাচ্চাটি 4 মিনিটে পূর্ণ হয় এবং দ্বিতীয় নল দ্বারা 12 মিনিটে পূর্ণ হয়। নল দুটি একত্রে খুলে দিলে খালি চৌবাচ্চাটি কতক্ষণে পূর্ণ হবে?
A tank has two leakages. The first leakage alone can empty the tank in 9 min and the second alone would have done it in 6 min. If water leaks out at a constant rate , how long does it take both the leakage together to empty the tank?
A tank is filled in 5 hours by three pipes A, B and C . The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank?
12 buckets of water fill a tank when the capacity of each tank is 13.5 liters. How many buckets will be needed to fill the same tank ,the capacity of each buckets is 9 liters?
A rectanguler fish tank 25m by 9m has water in it to a lavel of 2m . This cylindrical container with a diameter of 10m . How high will the water reach in the cilindrycal container ?
A tank can be filled by a tap in 20 minutes and by another tap in 60 minutes . Both the taps are kept open for 10 minutes and then the first tap is shut off. After this , the tank will be completely filled in what time ?
সুমন ২০ টাকা ও ৩০ টাকা দামের সমসংখ্যক কলম কিনলো ্ যদি সে মোট ১০০০ টাকা কলম কিনে থাকে তবে মোট কয়টি কলম কিনলো?
A water tank has two taps ( Tap-1 and Tap-2) : Tap-1 can fill a tank in 8 hours and Tap-2 can empty the tank in 16 hours . How long will they take to fill the tank if both taps are opened simultaneously but Tap -2 is closed after 8 hours?
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You should read | Topic
সাধারণ বিজ্ঞান
আবহাওয়া, জলবায়ু ও দুর্যোগ
Spelling Correction
নাটক
বাংলা ভাষা ও বাংলা ব্যকরণ
বাংলাদেশ এর ক্ষুদ্র নৃগোষ্ঠী
প্রগ্রারমিং ভাষা ও সফটওয়্যার
Affirmative and Negative Agreement
নল ও চৌবাচ্চা (Pipes and Cistern)
Subject-Verb Agreement
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