Chapter 1, Lesson 3


In the multiple-choice questions that follow, list all the correct choices.


1-3.A understand the meaning of factors


Which of the following number pairs are factors of 6?
(a)
1, 5 (b) 1, 6 (c) 2, 3 (d) 2, 4

1-3.B recognize a prime number

Which of the following factors of 12 are prime numbers?
(a)
2 (b) 3 (c) 4 (d) 6

1-3.C understand prime factorization

Which of the following expressions represents the prime factorization of 24?
(a)
2 . 3 (b) 2 . 2 . 3 (c) 2 . 2 . 2 . 3 (d) 2 . 3 . 3