Posted by **Colton** on Wednesday, February 29, 2012 at 6:21pm.

4 students each wrote 2 number patterns

Shandi

3,6,9,12... 5,15,20,25

Latrell

1,3,5,7...3,5,7,9

Hong-Li

0,1,3,6...1,2,4,7

Adriano

2,3,5,7...11,13,17,19

Which student's number patterns used only prime numbers?

A.Shandi

B.Latrell

C.Hong-Li

D.Adriano

D?

- Math -
**fatima**, Wednesday, February 29, 2012 at 6:29pm
shandi

- Math -
**Colton**, Wednesday, February 29, 2012 at 6:33pm
Don't prime numbers have only 1 factor? So Shandi has composite numbers?

- Math -
**Mary**, Wednesday, February 29, 2012 at 6:44pm
Adriano. two is prime as are all the other numbers in his pattern....

hong-li wrote 6 and 6 can be divided by 2 and 3 therefore not prime.

Latrell wrote 9 and that can be divided by 3 so 9 is not prime.

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