No, 3 is a factor of both. Note that the digits of 120 add up to 3 and those of 147 add up to 12. Both are multiples of 3 so the numbers 120 s and 147 are divisible by 3 and not relatively prime
No.
No, 120 and 835 are not relatively prime.
No. Two even numbers cannot be relatively prime.
120 and 49
No, it is not a prime. 147=3*7*7.
No.
75,112
No, 120 and 835 are not relatively prime.
No. Two even numbers cannot be relatively prime.
No. They are both multiples of 3.
No, they're both divisible by three
No. They can both be divided by 5.
120 and 49
75 and 112
97
No, it is not a prime. 147=3*7*7.
147=3x7x7