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Q: Which number does not belong 21 24 28 30?

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I would say 21, because it is not an even number like the rest are.

The median is 27.

22, 24, 25, 26, 28

No number has all of the same factors as another number. 21, 22, 23, 24, 25, 26, 27, 28 and 29 have 1 in common. 21 and 28 share 1 and 7. 22, 24, 26, and 28 share 1 and 2. 24 and 28 share 1, 2 and 4

27

, 21, 22, 24, 25, 26, 27, 28

27

21 and 28 are composite.

13 18 16 21 19? After This It's 24 22 27 25 30 28 33 and 31. They First Added 5 To A Number And Subtracted It With 2 And did it again and again for answer!!!

20, 21, 22, 23, 24, 25, 26, 27, 28, 29

20 21 22 24 25 26 27 28 30

When figuring out what number goes both into 21 and 28, you should look at the factor paris. 21: 1 x 21, 3 x 7 28: 1, 28, 2 x 14, 4 x 7 7 goes into both 21 and 28.

24

28

21

22, 24, 25, 26, 28

It is: 24

The composite factors of 28 are 4, 14, 28 The composite factors of 24 are 4, 6, 8, 12, 24

Bandstand - 1952 24-21 was released on: USA: 28 March 1981

20, 21, 22, 24, 25, 26, 27, 28 and 30 are all composite numbers.

24

Atomic number of chromium = 24Mass number = Number of protons + number of neutrons = 24 + 28 = 52

21, 22, 24, 25, 26, 27, 28

20, 21, 22, 23, 24, 25, 26, 27, 28

84