Yes, 4 and 15 are relatively prime.
No.
15 is relatively prime.
Yes, they are.
The numbers 15, 32, and 49 are relatively prime because their greatest common factor is 1.
The gcf is 15; so 30 and 135 are not relatively prime. 30 = 2 x 3 x 5 135 = 33 x 5 hcf = 3 x 5 = 15 If the gcf of two numbers is 1, then they are relatively prime 15 ≠ 1, thus 30 and 135 are not relatively prime.
No. 15 is a common factor
It can be. 15 is relatively prime to 16.
No, 30 and 135 are not relatively prime.
Yes, they are relatively prime.
Yes, they are relatively prime.
Yes, they are relatively prime.
No, they are not relatively prime.
Yes, 4 and 15 are relatively prime.
No, 30 and 40 are not relatively prime. Their greatest common factor is 10.
No, 30 and 36 are not relatively prime. They share the factors 3 and 6.
No. Even numbers can't be relatively prime.