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<!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:TrackMoves/> <w:TrackFormatting/> <w:HyphenationZone>21</w:HyphenationZone> <w:PunctuationKerning/> <w:ValidateAgainstSchemas/> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false</w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText> <w:DoNotPromoteQF/> <w:LidThemeOther>ES</w:LidThemeOther> <w:LidThemeAsian>X-NONE</w:LidThemeAsian> <w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript> <w:Compatibility> <w:BreakWrappedTables/> <w:SnapToGridInCell/> <w:WrapTextWithPunct/> <w:UseAsianBreakRules/> <w:DontGrowAutofit/> <w:SplitPgBreakAndParaMark/> <w:DontVertAlignCellWithSp/> <w:DontBreakConstrainedForcedTables/> <w:DontVertAlignInTxbx/> <w:Word11KerningPairs/> <w:CachedColBalance/> </w:Compatibility> <m:mathPr> <m:mathFont m:val="Cambria Math"/> <m:brkBin m:val="before"/> <m:brkBinSub m:val="--"/> <m:smallFrac m:val="off"/> <m:dispDef/> <m:lMargin m:val="0"/> <m:rMargin m:val="0"/> <m:defJc m:val="centerGroup"/> <m:wrapIndent m:val="1440"/> <m:intLim m:val="subSup"/> <m:naryLim m:val="undOvr"/> </m:mathPr></w:WordDocument> </xml><![endif]--> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><span style="font-size: medium;">Una empresa debe comprar computadores, servidores, para lo cual cotiza con dos proveedores (Proveedor A y Proveedor B). Las cotizaciones se indican en la siguiente tabla:</span></span></p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"> </p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"> </p> <p class="MsoNormal" style="text-align: center; margin-bottom: 0pt;"><span style="font-family: arial,helvetica,sans-serif; font-size: medium;">«math style=¨font-family:Arial¨ xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle indentalign=¨left¨ mathsize=¨14px¨»«mtable rowspacing=¨7px 3px default default¨ rowalign=¨baseline baseline baseline center¨ columnalign=¨left center center¨ rowlines=¨solid solid solid none¨ columnlines=¨solid solid solid none¨ frame=¨solid¨»«mtr»«mtd/»«mtd»«mtext»Proveedor§#160;A«/mtext»«/mtd»«mtd»«mtext»Proveedor§#160;B«/mtext»«/mtd»«/mtr»«mtr»«mtd»«mtext»N§#176; Computadores«/mtext»«/mtd»«mtd»«mtext»#a1«/mtext»«/mtd»«mtd»«mtext»#a2«/mtext»«/mtd»«/mtr»«mtr»«mtd»«mtext»N§#176;§#160;Servidores«/mtext»«/mtd»«mtd»«mtext»#b1«/mtext»«/mtd»«mtd»«mtext»#b2«/mtext»«/mtd»«/mtr»«mtr»«mtd»«mtext»Total Valor Compra«/mtext»«/mtd»«mtd»«mtext»#c1«/mtext»«/mtd»«mtd»«mtext»#c2«/mtext»«/mtd»«/mtr»«/mtable»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«/mstyle»«/math»</span></p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"> </p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><em> </em></span></p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"> </p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;">a) <span style="font-family: arial,helvetica,sans-serif; font-size: medium;">El valor unitario de un computador es </span><em><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><em><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»$«/mo»«/math»</em></em></span> </span></em><span style="font-family: arial,helvetica,sans-serif; font-size: medium;">{1:SA:=\#sol1#¡Muy Bien}. <em><br /></em></span></p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"> </p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;" align="center"><span style="font-family: arial,helvetica,sans-serif; font-size: medium;">b) El valor unitario de un servidor es </span><em><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><em><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»$«/mo»«/math»</em></em></span> </span></em><span style="font-family: arial,helvetica,sans-serif; font-size: medium;">{1:SA:=\#sol2#¡Muy Bien!} .</span></p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"><em><strong> </strong></em></p> <p class="MsoNormal" style="text-align: justify; margin-bottom: 0pt;"> </p> <p><strong><span style="font-family: arial,helvetica,sans-serif; font-size: medium; color: #ff0000;">Observación:</span></strong></p> <p><span style="color: #ff0000;"><span style="font-family: arial,helvetica,sans-serif; font-size: medium;">- Ingrese resultado sin unidades y sin punto, por ejemplo, si el resultado es <em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo mathcolor=¨#FF0000¨»$«/mo»«mo mathcolor=¨#FF0000¨»§#160;«/mo»«mn mathcolor=¨#FF0000¨»350«/mn»«mo mathcolor=¨#FF0000¨».«/mo»«mn mathcolor=¨#FF0000¨»000«/mn»«/math», </em></span><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">solo ingrese</span></span><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><span 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General feedback
<p><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"> Si consideramos a «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»x«/mi»«/math» e «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»y«/mi»«/math» como:<em><br /> </em></span></p> <p style="text-align: left;"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»x«/mi»«mo»:«/mo»«/math»</em>valor de un computador</span></p> <p style="text-align: left;"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»y«/mi»«mo»:«/mo»«/math»</em>valor de un servidor</span></p> <p style="text-align: left;"> </p> <p style="text-align: left;"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"> Se sabe que si el costo de comprar #a1 computadores y #b1 servidores es <span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»$«/mo»«/math»</em></em></span> #c1,la ecuación queda determinada por:</span></p> <div style="text-align: center;" align="center"> <div align="left"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em><br /> </em></span> <div align="center"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mtable»«mtr»«mtd»«mi»#ecu1«/mi»«/mtd»«mtd»«mo»=«/mo»«/mtd»«mtd»«mi»#c1«/mi»«/mtd»«mtd»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mo»(«/mo»«mn»1«/mn»«mo»)«/mo»«/mtd»«/mtr»«/mtable»«/math»</span><br /></em></span></div> <br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em> </em>Como la empresa requiere comprar #a2 computadores y #b2 servidores, gastando en total <em><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><em><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»$«/mo»«/math»</em></em></span> </em>#c2, entonces la ecuación queda determinada por:<em><br /><br /> </em></span> <div align="center"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mtable»«mtr»«mtd»«mi»#ecu2«/mi»«/mtd»«mtd»«mo»=«/mo»«/mtd»«mtd»«mi»#c2«/mi»«/mtd»«mtd»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mo»(«/mo»«mn»2«/mn»«mo»)«/mo»«/mtd»«/mtr»«/mtable»«/math»</span><br /></em></span></div> <br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Al formar el sistema de ecuación lineal, con las ecuaciones<em> «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced»«mn»1«/mn»«/mfenced»«/math» </em>y<em> «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced»«mn»2«/mn»«/mfenced»«/math», </em>obtenemos:<em><br /><br /> </em></span> <div align="center"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«menclose notation=¨right¨»«menclose notation=¨bottom¨»«mtable»«mtr»«mtd»«mi»#ecu1«/mi»«/mtd»«mtd»«mo»=«/mo»«/mtd»«mtd»«mi»#c1«/mi»«/mtd»«/mtr»«mtr»«mtd»«mi»#ecu2«/mi»«/mtd»«mtd»«mo»=«/mo»«/mtd»«mtd»«mi»#c2«/mi»«/mtd»«/mtr»«/mtable»«/menclose»«/menclose»«/math»</span><br /> </em></span> <div align="left"><br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Podemos resolver por diferentes métodos, en este caso, utilizaremos el método de igualación. </span><br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Despejamos en la ecuación <em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced»«mn»1«/mn»«/mfenced»«/math» </em> la variable #var, obteniendo<em><br /><br /> </em></span> <div align="center"><br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em>#desp1<br /></em></span></div> <br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Despejamos la misma incógnita de la ecuación <em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced»«mn»1«/mn»«/mfenced»«/math» </em> en la ecuación <em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced»«mn»2«/mn»«/mfenced»«/math»</em>. <em><br /><br /> </em></span> <div align="center"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em>#desp2<br /></em></span></div> <br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Igualamos las dos ecuaciones resultantes <em><br /><br /> </em></span> <div align="center"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em>#igual1=#igual2<br /></em></span></div> <br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Resolvemos la ecuación con respecto a la variable #var2 y obtenemos que: <em><br /><br /> </em></span> <div align="center"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#var2«/mi»«mo»=«/mo»«mi»#sol3«/mi»«/math»</span><br /></em></span></div> <br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Reemplazamos el valor de #var2 en alguna de las ecuaciones <em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced»«mn»1«/mn»«/mfenced»«/math» </em>ó <em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced»«mn»2«/mn»«/mfenced»«/math»</em> y obtenemos que el valor de #var es: <em><br /><br /> </em></span> <div align="center"><span style="font-size: medium; font-family: arial,helvetica,sans-serif;"><em><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#var«/mi»«mo»=«/mo»«mi»#sol4«/mi»«/math»</span><br /></em></span></div> <br /><span style="font-size: medium; font-family: arial,helvetica,sans-serif;">Así, el valor de un computador es <em><span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><em><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»$«/mo»«/math»</em></em></span> <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#sol1«/mi»«/math»</span></em> y el valor de un servidor es<em> <span style="font-family: arial,helvetica,sans-serif; font-size: medium;"><em><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»$«/mo»«/math»</em></em></span> </em><em><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»#sol2«/mi»«/math»</span></em></span><span style="font-size: medium;"><em><br /></em></span></div> <div align="left"> </div> <div align="left"> </div> <div align="left"> <p><strong><span style="font-family: arial,helvetica,sans-serif; font-size: medium; color: #99cc00;">Reporta y/o califica esta pregunta:</span></strong></p> <p><span style="font-family: arial,helvetica,sans-serif; font-size: medium; color: #99cc00;">1. Copia este código: <span style="color: #000000;"><strong>EySE. Ce. S03. b. LS.</strong></span></span></p> <p><span style="font-family: arial,helvetica,sans-serif; font-size: medium; color: #99cc00;">2. Presiona este <span style="text-decoration: underline;"><strong><span style="color: #0000ff;"><a href="https://docs.google.com/forms/d/e/1FAIpQLSejUJfyYOVP4-dMOQ_mWon-7epEMg7Vddq2LNbGnOqwOiOVXQ/viewform" target="_blank"><span style="color: #0000ff; text-decoration: underline;">enlace</span></a></span></strong></span>, pega el código y completa el formulario</span></p> <p> </p> </div> </div> </div> </div>
WIRIS variables
Algorithm
Settings for multiple tries
Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
Hint 1
Hint text
Options
Clear incorrect responses
Show the number of correct responses
Hint 2
Hint text
Options
Clear incorrect responses
Show the number of correct responses
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