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Prime numbers Flashcards | StudBud
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Prime numbers
Prime numbers
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StudBud Administration
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Who will be the winner by knowing most about this presentation?
Flashcards
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Questions
10
Answers
1
Which is not a prime number?
73
91
47
83
2
Who invented this concept?
Euclid
Eratosthenes
Thales
Elements
3
Choose the composite number:
2013
2027
2017
2011
4
Choose the correct statement:
11 & 13 are sexy prime numbers
None of these is correct
11 & 15 are cousin prime numbers
11 & 17 are twin prime numbers
5
1 is a prime number
We can't know it
True
False
6
Choose the correct list of pair of prime numbers by following this order: twin, cousin, sexy:
13 & 15, 15 & 19, 19 & 25
5 & 7, 7 & 13, 13 & 17
11 & 13, 13 & 17, 17 & 23
17 & 19, 19 & 21, 21 & 27
7
Choose the pair of numbers which are twin prime numbers:
47 & 49
31 & 33
37 & 39
41 & 43
8
Using Erathostenes Algorithm from 2 to 180, we have to stop eliminating with:
Multiples of 11
Multiples of 13
Multiples of 12
Multiples of 14
9
Prime numbers are often used in:
Criminology
Psychology
Chemistry
Cryptography
10
Choose all the prime numbers (more than 1):
61
47
101
87