# Number Properties I

## Sample Questions

3.  If n is an integer, which of the following expressions must result in an integer?

(A) n/5
(B) n/4
(C) n/3
(D) n/2
(E) n/1

2. Which of the following is the thousands digit in the number 12,345.6789?

(A) 1
(B) 2
(C) 5
(D) 8
(E) 9

12. In a list of consecutive numbers that starts 1, 4, 7, 10…, what will the 15th number be?

(A) 10-3(15)
(B) 1+4+7+10
(C) 10+3(11)
(D) 1+3(15)
(E) 10+3(15)

14. If x is a positive even integer and y is a negative odd integer, which of the following must be true about their product?

(A) It is an odd number that is smaller than y.
(B) It is an even number that is smaller than y.
(C) It is an odd number that is larger than y.
(D) It is an even number that is larger than y.
(E) It is an odd number between x and y.

18.  What is one possible number that comes between 1/3 and 1/4?

5.  If all the digits of a three digit integer are either a 6 or a 0, which of the following must me true?

(A) evenly divisible by 6
(B) evenly divisible by 10
(C) an odd number
(D) evenly divisible by 3
(E) evenly divisible by 2