A relatively prime date is a date for which the number of the month and the number of the day are relatively prime. For example,
June 17 is a relatively prime date because the greatest common factor of 6 and 17 is 1. How many relatively prime dates are in the month with the fewest relatively prime dates
The prime numbers between 1 and 30 are 1, 2,3,5,7,11,13,17,19,23,29
Relative prime:
Two integers are relatively prime (or coprime) if there is no integer greater than one that divides them both (that is, their greatest common divisor is one). For example, 12 and 13 are relatively prime, but 12 and 14 are not.
Hence There are 11 prime dates in the month of June.
