College Math Placement Test College Math Placement Test Number Theory 3

Question 1

Which of the following is NOT a factor of 84?

Accepted Answer

18

Answer

14

Answer

21

Answer

28

Question 2

The product of two consecutive even integers is 168. What are the integers?

Accepted Answer

12 and 14

Answer

10 and 12

Answer

14 and 16

Answer

8 and 10

Question 3

If p is a prime number greater than 2, which of the following must be odd?

Accepted Answer

p²

Answer

p + 1

Answer

p − 1

Answer

p + 2

Question 4

What is GCD(120, 180)?

Accepted Answer

60

Answer

30

Answer

40

Answer

90

Question 5

Which of the following numbers is a perfect square?

Accepted Answer

144

Answer

50

Answer

72

Answer

200

Question 6

How many multiples of 7 are there between 1 and 100 inclusive?

Accepted Answer

14

Answer

13

Answer

15

Answer

16