the number of prime numbers between 1and 100 is A) 25B) 21C) 16D) 17
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Step-by-step explanation:
Prime numbers between 1 and 100 are :-
- 2 , 3 , 5 , 7 , 11 , 13 , 17 , 19 , 23 , 29 , 31 , 37 , 41 , 43 , 47 , 53 , 59 , 61 , 67 , 71 , 73 , 79 , 83 , 89 , 97
- (A) 25 ✅
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Answer :
- (a) 25
Given :
- Numbers = 1 and 100.
To find :
- the number of prime numbers between 1 and 100.
Solution :
⇒ Let's find the prime numbers between 1 and 100.
- Prime numbers are numbers that can be divided only by one.
- Examples of Prime numbers are 7, 11, 23, 83.
→ 1, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97.
By counting them, we get 25 numbers.
- Therefore, the number of prime numbers between 1 and 100 is (a) 25.
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