প্রশ্ন ও উত্তর
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?
গণিত Pipe and Tank 07 Oct, 2020
প্রশ্ন 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?
সঠিক উত্তর
60 minutes
মন্তব্য
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