Circuit City Stores

said overall sales rose 11% in the second quarter to $3.3 billion, and that its electronics and auto businesses should meet second-quarter earnings expectations.

At

Circuit City Group

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, total sales increased 10%. Big-screen and digital televisions were strong sellers during the quarter.

CarMax Group's

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total sales rose 15%. New-car sales benefited from manufacturers' zero-percent financing options available in July, the company said.

The company said second-quarter earnings at CarMax and Circuit City Group should be in line with expectations.

Circuit City will announce earnings on Sept. 18.