一道应用数学的题目，貌似用计算机可解

leonardo

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 28pt; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体;">某中学图书馆准备添置一些新书。为了满足广大学生的需求，图书馆对具有代表性的<span lang="EN-US">300位同学进行了调查。要求被调查的学生在科技图书、中国小说、外国文学、教辅读物等十大类书籍中选出自己的最喜欢的三种并排出顺序。（调查结果见附件） <p></p></span></span></p><p></p><p></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 28pt; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体;">假定这十种图书每册的平均价格为（元<span lang="EN-US">/册） <p></p></span></span></p><p></p><p></p><table class="MsoTableGrid" cellspacing="0" cellpadding="0" border="1" style="BORDER-RIGHT: medium none; BORDER-TOP: medium none; BORDER-LEFT: medium none; BORDER-BOTTOM: medium none; BORDER-COLLAPSE: collapse; mso-border-alt: solid windowtext .5pt; mso-yfti-tbllook: 480; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext;"><tbody><tr style="mso-yfti-irow: 0;"><td valign="top" width="79" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 1pt solid; WIDTH: 59.4pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt;"><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly;"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">图书种类<span lang="EN-US">
                                                                <p></p></span></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">1 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">2 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">3 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">4 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">5 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">6 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">7 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">8 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">9 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">10 <p></p></span></p><p></p><p></p></td></tr><tr style="mso-yfti-irow: 1; mso-yfti-lastrow: yes;"><td valign="top" width="79" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 1pt solid; WIDTH: 59.4pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly;"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">平均价格<span lang="EN-US">
                                                                <p></p></span></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">22 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">20 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">24 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">18 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">18 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">16 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">20 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">12 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.65pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">15 <p></p></span></p><p></p><p></p></td><td valign="top" width="49" style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: #eeeeee; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: #eeeeee; WIDTH: 36.7pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20pt; TEXT-ALIGN: center; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">14 <p></p></span></p><p></p><p></p></td></tr></tbody></table><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体;">请你帮图书馆出个主意，应该按照怎样的比例添置新书。这里，既要考虑经费、图书馆藏书量等因素，又要<b style="mso-bidi-font-weight: normal;"><span style="COLOR: red;">尽最大可能满足学生希望</span></b>。<span lang="EN-US">
1 C' u3 M" s5 H! y: B: V                                <p></p></span></span></p><p></p><p></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体;"><p>&nbsp;</p></span></p><p>&nbsp;</p><p></p><br/>
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[此贴子已经被作者于2007-7-26 23:07:37编辑过]