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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
Odd
The sum of the digits is divisible by 3 (or 9)
Odd
Even

2. A number is divisible by 2 if it ends
Odd
In an even number
The last three digits are divisible by 8
Most common

3. A number is divisible by 4 if
Even
Average
The last two digits are divisible by 4
The last three digits are divisible by 8

4. The product of an even and an odd integer is
Even
In an even number
Odd
The last two digits are divisible by 4

5. Mode
Even
Most common
Even
In an even number

6. The sum of an even integer and an odd integer is
Combination of 2 and 3
The last two digits are divisible by 4
Odd
The sum of the digits is divisible by 3 (or 9)

7. The sum of two odd integers is
The last two digits are divisible by 4
The last three digits are divisible by 8
Even
Odd

8. Mean
Even
The last two digits are divisible by 4
The sum of the digits is divisible by 3 (or 9)
Average

9. A number is divisible by 11 if
The last two digits are divisible by 4
The difference between odd and even digits is divisible by 11
Middle Number
Most common

10. The product of two even integers is
Odd
Highest number minus lowest number
The last two digits are divisible by 4
Even

11. If n is odd - then n^2 is
Even
The last three digits are divisible by 8
Most common
Odd

12. A number is divisible by 8 if
In an even number
Even
The last three digits are divisible by 8
Middle Number

13. Median
Middle Number
The sum of the digits is divisible by 3 (or 9)
Odd
Odd

14. The product of two odd integers is
Even
In an even number
Highest number minus lowest number
Odd

15. Range
Average
Combination of 2 and 3
Highest number minus lowest number
Most common

16. If n is even - then n^2 is
Even
Average
The last three digits are divisible by 8
Odd

17. The rule for 6 is a
Combination of 2 and 3
Even
Even
The difference between odd and even digits is divisible by 11

18. The sum of two even integers is
In an even number
Even
Middle Number
The sum of the digits is divisible by 3 (or 9)