CATKing's XAT Course- courses.catking.in/courses/xat Arun selected an integer x between 2 and 40, both inclusive. He noticed that the greatest common divisor of the selected integer x and any other integer between 2 and 40, both inclusive, is 1.
How many different choices for such an x are possible?
CATKing
CATKing's XAT Course- courses.catking.in/courses/xat
Arun selected an integer x between 2 and 40, both inclusive. He noticed that the greatest common divisor of the selected integer x and any other integer between 2 and 40, both inclusive, is 1.
How many different choices for such an x are possible?
XAT 2025
1 day ago | [YT] | 6