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Q: Which numbers are relatively prime 180 231 120 147 75 112 75 360?

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The prime numbers (factors) of 120 are: 2,3,5

Can't be, they're both even numbers so must have a common factor of 2...

120 = 2*2*2*3*5, so there is 5 prime numbers, no 2 prime numbers

113 is one of the prime numbers between 100 and 120.

220

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No.

No. Two even numbers cannot be relatively prime.

120 and 49

No, 120 and 835 are not relatively prime.

The prime numbers (factors) of 120 are: 2,3,5

The prime numbers (factors) of 120 are: 2,3,5

120 is not a prime and no prime numbers equal a composite (ie non-prime).

Three. The prime numbers (factors) of 120 are: 2,3,5

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

Can't be, they're both even numbers so must have a common factor of 2...

The prime numbers greater the 96 and less the 120 are; 98, 99, 100, 102, 104, 105, 106, 108, 110, 111, 112, 114, 115, 116, 117, 118, and 119.

120 = 2*2*2*3*5, so there is 5 prime numbers, no 2 prime numbers

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