Skills Check B (Lesson 4.1)

State whether the number is prime, composite, or neither.

1

• prime

• composite

• neither

State whether the number is prime, composite, or neither.

51

• prime

• composite

• neither

State whether the number is prime, composite, or neither.

69

• prime

• composite

• neither

State whether the number is prime, composite, or neither.

71

• prime

• composite

• neither

State whether the number is prime, composite, or neither.

83

• prime

• composite

• neither

State whether the number is prime, composite, or neither.

231

• prime

• composite

• neither