If `a in N` and `1 le a le 20`, then find the number of prime numbers in the form of `5a+1`.

If `a in N` and `1 le a le 20`, then find the number of prime numbers in the form of `5a+1`.
A. 4
B. 5
C. 6
D. 7

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - C

4 views Answered 2023-02-05 15:29

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