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Posted by on Tuesday, January 11, 2011 at 9:46pm.

Tom's mother pays him $.50 for each problem his gets correct on his test, but he has to give her .25 for each problem he gets wrong. If Tom makes $8.00 on the test, and there were 25 total problems on the test, how many did he answer correctly?


  • algebra - , Tuesday, January 11, 2011 at 9:54pm

    NC is number corret.

    solve for NC

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