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Question: 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 ?
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Question: 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 ?
Question 1: 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 ?
View topic: নল ও চৌবাচ্চা (Pipes and Cistern)
10 min
15 min
20 min
25 min
Source: Sonali bank Ltd : officer ( cash) -27.04.2018
Answer
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Answer: 10 min
Explanation:
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রহিম সাহেব গুলশানে বাস করেন। তিনি নতুন বাড়ি নির্মাণ করেছেন। তিনি বাড়ির সিঁড়ি ঘরের পাশে একটি চৌবাচ্চা তৈরি করেন। এতে ১৯২০০ লিটার পানি ধরে । চৌবাচ্চাটির গভীরতা ২.৫৬ মিটার এবং প্রস্থ ২.৫ মিটার। চৌবাচ্চাটির দৈর্ঘ্য কত?
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Speech or Narration Change
সেট (Set)
বাংলা সাহিত্যের আধুনিক যুগের সূচনা
সাহিত্যিকদের আত্মজীবনী
শব্দের প্রকারভেদ ও উৎস
সন্ধি বিচ্ছেদ
বাংলা ভাষা ও বাংলা ব্যকরণ
ঘড়ি বিষয়ক সমস্যা (Clock Related Problem)
প্রাচীন কাল থেকে সমসাময়িক
Affirmative and Negative Agreement
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