[問題] 簡單串並聯電路
想請問這題 該怎麼出發呢 第一次遇到這種問題 算出來都答案都沒在選項裡,求d點電壓
http://i.imgur.com/7VciRo5.jpg

原始圖片比較不清楚 如下
http://i.imgur.com/NL65HcT.jpg

謝謝
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08/29 11:04, , 1F
08/29 11:04, 1F
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08/29 11:04, , 2F
08/29 11:04, 2F
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08/29 11:04, , 3F
08/29 11:04, 3F
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08/29 11:04, , 4F
08/29 11:04, 4F
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08/29 11:04, , 5F
08/29 11:04, 5F
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08/29 20:30, , 6F
08/29 20:30, 6F
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08/29 20:30, , 7F
08/29 20:30, 7F
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08/29 20:30, , 8F
08/29 20:30, 8F
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08/29 20:58, , 9F
08/29 20:58, 9F
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08/29 21:03, , 10F
08/29 21:03, 10F
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08/29 21:13, , 11F
08/29 21:13, 11F
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08/29 21:14, , 12F
08/29 21:14, 12F
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08/29 21:14, , 13F
08/29 21:14, 13F
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08/29 21:15, , 14F
08/29 21:15, 14F
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08/29 21:15, , 15F
08/29 21:15, 15F
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08/29 21:17, , 16F
08/29 21:17, 16F
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08/29 21:55, , 17F
08/29 21:55, 17F

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08/29 21:57, , 18F
08/29 21:57, 18F
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08/29 21:57, , 19F
08/29 21:57, 19F
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08/29 22:29, , 20F
08/29 22:29, 20F
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08/29 22:29, , 21F
08/29 22:29, 21F
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08/29 22:35, , 22F
08/29 22:35, 22F
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08/29 22:39, , 23F
08/29 22:39, 23F
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08/29 22:39, , 24F
08/29 22:39, 24F
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08/29 22:39, , 25F
08/29 22:39, 25F
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08/29 22:57, , 26F
08/29 22:57, 26F

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08/29 23:30, , 27F
08/29 23:30, 27F
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08/30 09:57, , 28F
08/30 09:57, 28F
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08/30 09:57, , 29F
08/30 09:57, 29F
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08/30 20:04, , 30F
08/30 20:04, 30F
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08/30 20:04, , 31F
08/30 20:04, 31F
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08/30 20:06, , 32F
08/30 20:06, 32F
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09/02 15:21, , 33F
09/02 15:21, 33F
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09/02 15:21, , 34F
09/02 15:21, 34F
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