שאלות GMAT כמותי קשות: שאלות DS Value/Order/Factors

בפוסט הזה תמצאו 22 שאלות GMAT כמותי קשות מסוג Data Sufficiency על מספרים שלמים. נראה אתכם!

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1. If x and z are integers, is x + z^2 odd?

2. Each entry in the multiplication table above is an integer that is eit

3. Given a positive number N, when N is rounded by a certain method (for

4. If x is a positive integer, how many positive integers less than x are

5. If m and n are positive integers, is n even?

6. If m and n are positive integers, what is the value of 3/m + n/4 ?

7. The first four digits of the six-digit initial password for a shopper'

8. If K is a positive integer less than 10 and N = 4,321 + K, what is the

9. If s is an integer, is 24 a divisor of s ?

10. n = 2^4*3^2*5^2 and positive integer d is a divisor of n. Is d > n^?

11. Exactly 3 deposits have been made in a savings account and the amounts

12. If x, y, and d are integers and d is odd, are both x and y divisible

13. If x and y are integers, is xy + 1 divisible by 3 ?

14. If x and y are integers between 10 and 99, inclusive, is (x - y)/9 an

15. If b is the product of three consecutive positive integers c, c + 1

16. If denotes a mathematical operation, does xy = yx for all x and y?

17. If n is an integer, is n/15 an integer?

18. If 1 < d < 2, is the tenths digit of the decimal representation of d

19. The 9 participants in a race were divided into 3 teams with 3 runners

20. Can the positive integer n be written as the sum of two different posi

21. Is x an integer? (1)x^2 is an integer. (2)x/2 is not an integer.

22. If b is an integer, is (a^2 + b^2)^(1/2) an integer?

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