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Earn +20 ptsQ: What are all the composite numbers under 20?
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What numbers are prime and composite 9 16 20 29 33?
29 is prime, all the others in the list are composite.
What are all the odd composite numbers from 1 to 20?
9 and 15 only.
How many composite numbers that are less than 20?
The composite numbers that are between 1 and 20 inclusive are: 4 6 8 9 10 12 14 15 16 18 20 This is a total of eleven composite numbers equal to 20 and below.
What are the composite numbers between 10 and 20?
The composite numbers between 10 and 20 are 12, 14, 15, 16 and 18.
How many composite numbers are there from 10 to 20?
There are 7 composite numbers from 10 to 20 (including the boundaries):10, 12, 14, 15, 16, 18 and 20
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