Which of the following pairs of numbers has a GCF of 1? 30 and 70 24 and 44 12 and 30 16 and 21

Mathematics

2 answers:

enyata [817]3 years ago

8 0

16 to 21 is the answer...

stiv31 [10]3 years ago

5 0

Must be 16 and 21 because we can see

30 and 70 has 10 as factor
24 and 44 has 2 as factor
12 and 30 has 2 as factor and all those factors are greater than one

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<em><u>Explanation</u></em>

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