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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 ?

Created: 6 years ago | Updated: 4 years ago
Updated: 4 years ago
Bangladesh Bank Bangladesh Bank - Assistant Director - 2012 গণিত সম্ভাব্যতা (Probability)
ব্যাখ্যা
956
Best Ans:
Total integers; 20
even = odd = 10
Since odd x odd = odd and since half the integers 1 to 20 are odd, the probability of selecting two odd integers is 1/2 x 1/2 = 1/4.
6 years ago
Md Azizur Rahman
Founder of Satt

সম্ভাব্যতা (Probability)

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