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GRE Math Basics

Subjects : gre, math

Instructions:

Answer 18 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. A number is divisible by 3 (or 9) if
In an even number
The sum of the digits is divisible by 3 (or 9)
Even
Middle Number

2. The sum of two even integers is
The last two digits are divisible by 4
Middle Number
The sum of the digits is divisible by 3 (or 9)
Even

3. If n is odd - then n^2 is
Odd
In an even number
The sum of the digits is divisible by 3 (or 9)
The last two digits are divisible by 4

4. A number is divisible by 11 if
Even
Even
The difference between odd and even digits is divisible by 11
Middle Number

5. A number is divisible by 2 if it ends
In an even number
The last two digits are divisible by 4
The last three digits are divisible by 8
Average

6. Median
Middle Number
The last three digits are divisible by 8
Even
The difference between odd and even digits is divisible by 11

7. Mode
Even
In an even number
Even
Most common

8. A number is divisible by 4 if
The last two digits are divisible by 4
Highest number minus lowest number
The difference between odd and even digits is divisible by 11
Even

9. The product of two even integers is
Combination of 2 and 3
The last two digits are divisible by 4
Even
The last three digits are divisible by 8

10. A number is divisible by 8 if
Highest number minus lowest number
The sum of the digits is divisible by 3 (or 9)
The last three digits are divisible by 8
Odd

11. The sum of an even integer and an odd integer is
The sum of the digits is divisible by 3 (or 9)
In an even number
The difference between odd and even digits is divisible by 11
Odd

12. The rule for 6 is a
Even
Highest number minus lowest number
Combination of 2 and 3
The last two digits are divisible by 4

13. The product of two odd integers is
Odd
Even
The last two digits are divisible by 4
Average

14. Mean
Average
Highest number minus lowest number
Combination of 2 and 3
The last three digits are divisible by 8

15. The product of an even and an odd integer is
Even
Odd
The last three digits are divisible by 8
Highest number minus lowest number

16. Range
Highest number minus lowest number
Odd
Even
Most common

17. If n is even - then n^2 is
The last two digits are divisible by 4
Even
The difference between odd and even digits is divisible by 11
Combination of 2 and 3

18. The sum of two odd integers is
Even
Odd
The last two digits are divisible by 4
Odd