MCQ Practice
Mental
A student first reduced a number by 20% and then increased it again by 20%. If the difference between the last number and the...
A student first reduced a number by 20% and then increased it again by 20%. If the difference between the last number and the original number is 8, then the original number was:
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Which of the following must be true?
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কোন নৌকাকে বেশী গতিতে চালাতে হবে, বৈঠা ব্যবহার করতে হবে-
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৩, ৭, ৪, ১৪, ৫, ২১, ৬ ধারার অষ্টম সংখ্যাটি কত হবে?
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