# GMAT Math Review: Basic

- StudyBlue
- Texas
- University of Texas - Austin
- GMAT Math Review: Basic

**Created:**2014-06-11

**Last Modified:**2014-06-15

ps. zero is an integer

O x O =

E x O =

O + O =

E + O =

Not 3: digits must add up to a multiple of 3

Not 4: Last two digits must add up to a multiple of 4

Not 5: number must end in a 5 or 0

Not 6: must meet 2 and 3 requirements

Guess for 7

Not 8: must meet 2 and 4 for it to be possible

Not 9: digits must add up to a multiple of 9

2 is a factor of 10

10 is a multiple of 2

note: 0, 1 are not prime numbers

another note: there is no distinguishable pattern of prime numbers

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