New GRE 2011-12 Quants Multiple Choice Questions

1. Each employee of a certain company is in either Department X or Department Y, and there are more than twice as many employees in Department X as in Department Y. The average (arithmetic mean) salary is $25,000 for the employees in Department X and is $35,000 for the employees in Department Y. Which of the following amounts could be the average salary for all of the employees in the company?
Indicate all such amounts.

• $26,000
• $28,000
• $29,000
• $30,000
• $31,000
• $32,000
• $34,000

2. If f, g, and h are positive integers, f is a factor of g, and g is a factor of h, which of the following statements must be true?
Indicate all such statements.

• f is a factor of
• f is a factor of gh.
• f is a factor of h - g.