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Nat2105 [25]
3 years ago
14

Which of the following sets of numbers between 12 and 20 contains only prime numbers .

Mathematics
1 answer:
topjm [15]3 years ago
4 0

Answer:

13, 17, 19

Step-by-step explanation:

Go through (12-20) and find the multipliers for each number.

13 = 13 x 1

14 = 7 x 2 , 14 x1 = no

15 = 5 x 3, 15 x 1 = no

17 = 17 x 1

18 = 6 x 3, 9 x 2, 18 x 1 = no

19 = 19 x 1

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