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(2) ~ ( 7 ) <=@AOd³\r^_1\r@AO=,#@A+ ,#%-.¶,#%\r=5000+13+50+31=5094 ( )\r^_1= W1^_x ^_11`\r(25%)\rW1^_=5094+ (150-120) =5124 ( \r )\r^_1=5124x25<Vb=L281 ( )\r( 3 ) (8) z ( 1 1 ) ?!"#$I<m\r\r1)\r^_1781281\ri17u^_11281\r@@A1281\ri^_1781281\r2)\r: @@A3813\ri@Amnu[mn@A3813\r3).\r@AmnuopC?qk'r381.3\riqk'rC?qk'r 381.3\r@Amnuopstqk'r360\riqk'rustqk'r 360\r4 \r@Amnu[mn@A74L3\ri:@AmnuopC?qk'r38L3\r@Amnuopstqk'r360\r04 2010@ 1 2 3 1 \r“*-”=4000 + 2000=6000 ¸ ¹\r“'r”=400 + 2095 + 90=2585 0 ¹\r"qk'r”=800 + 381.3 + 360 =1541.3\r¸ ¹\r[mn@A”=200+ 03813-381.3-360 \r=3271.7 ¸ ¹
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