Numbers and Exponents

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Numbers and Exponents

by raptor1985 » Thu Mar 08, 2012 7:55 am
If a5 ≤ a, which of the following must be true?

I -1 ≤ a ≤ 0

II a=0

III 0 ≤ a ≤ 1

a. None of the above
b. I only
c. II only
d. III only
e. I and III only


Source : Master GMAT Test
Answer given: A (None of the above)
Source: — Problem Solving |

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by kul512 » Fri Mar 09, 2012 10:54 am
Image

IMO (A)
Sometimes there is very fine line between right and wrong: perspective.