You could then mix and match them to test for different scenarios like cheap rent with a high cost of utilities, or low transportation costs with a credit card debt.

然后您可以进行混合，并将它们匹配到不同场景的测试上，如带有高成本功效的便宜租金，或使用信用卡支付的低成本运输费用。

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We have to warn you though that some of these aren't that cheap and in fact, cost more then the Samsung BD-P1000 Blu-ray player.

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You would pay more up front for the hardware, but then the cost of the individual books would be really cheap, right?

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