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Source: Senior Officer 01-06-2018
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একটি গোলাকার মুদ্রা টেবিলে রাখা হল । এই মুদ্রার চারপাশে একই মুদ্রা কতটি রাখা যেতে পারে যেন মুদ্রাগুলো মাঝের মুদ্রাটিকে এবং তাদের দু'পাশে রাখা দুটি মুদ্রাকে স্পর্শ করে ।
What is the probability that the product of two integers ( not necessarily different integers ) randomly selected from the numbers 1 through 20, inclusive , is odd ?
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You should read | Topic
বাগধারা
সর্বাধিক গুরুত্বপূর্ণ ২৫ জন সাহিত্যিক(পিএসসি নির্ধারিত ১১ জন সহ)
Parts of Speech
উৎপাদকে বিশ্লেষণ (Factorization)
বিপরীত শব্দ
বাংলাদেশ এর ক্ষুদ্র নৃগোষ্ঠী
ধ্বনি, বর্ণ ও ধ্বনি পরিবর্তন
পাটিগণিত প্রাথমিক ধারণা (Basics of Arithmetic)
বিখ্যাত সাহিত্যিকদের বিখ্যাত উক্তি
ঐকিক নিয়ম (Unitary Method)
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