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[SPAM] Re: [obm-l] Questao de um concurso
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Oi Jos=E9...eu penso o seguinte:
N=B0 de amarelas > =3D 0,7.n
Mas N=B0 de amarelas =3D 24 + 6/9.(n-3)
assim.,
24 + 6/9.(n-30) >=3D 0,7.n
216+6n-180 >=3D6,3.n
36 > =3D 0,3.n
n<=3D120
assim o n=B0 m=E1ximo =E9 120
Acho que =E9 isso!
Valeu, Cgomes
----- Original Message -----=20
From: Jose Aurimenes=20
To: obm-l@xxxxxxxxxxxxxx=20
Sent: Wednesday, June 04, 2008 8:47 AM
Subject: [obm-l] Questao de um concurso
01. De um conjunto de n balas coloridas, das quais algumas sao =
verdes e as demais amarelas, observou-se que 24 das 30 primeiras eram =
amarelas. Em seguida,observou-se que 6 de cada 9 contadas eram =
amarelas. Se no total 70% ou mais das balas contadas eram amarelas, o =
valor maximo de n eh:
a) 30
b) 35
c) 40
d) 84
e) 120
Pessoal gostaria da opiniao de voces, se possivel com a solucao, =
pois o gabarito eh letra A e nao concordo, desde jah agradeco.
Aurimenes
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=3DContent-Type content=3D"text/html; =
charset=3Diso-8859-1">
<META content=3D"MSHTML 6.00.2900.3314" name=3DGENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=3D#ffffff>
<DIV><FONT face=3DArial size=3D2>Oi Jos=E9...eu penso o =
seguinte:</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>N=B0 de amarelas > =3D =
0,7.n</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>Mas N=B0 de amarelas =3D 24 + =
6/9.(n-3)</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>assim.,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>24 + 6/9.(n-30) >=3D =
0,7.n</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>216+6n-180 >=3D6,3.n</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>36 > =3D 0,3.n</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>n<=3D120</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>assim o n=B0 m=E1ximo =E9 =
120</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>Acho que =E9 isso!</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2>Valeu, Cgomes</FONT></DIV>
<BLOCKQUOTE dir=3Dltr=20
style=3D"PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; =
BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style=3D"FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV=20
style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>=20
<A title=3Dprofauri@xxxxxxxxxxxx =
href=3D"mailto:profauri@xxxxxxxxxxxx";>Jose=20
Aurimenes</A> </DIV>
<DIV style=3D"FONT: 10pt arial"><B>To:</B> <A =
title=3Dobm-l@xxxxxxxxxxxxxx=20
href=3D"mailto:obm-l@xxxxxxxxxxxxxx";>obm-l@xxxxxxxxxxxxxx</A> </DIV>
<DIV style=3D"FONT: 10pt arial"><B>Sent:</B> Wednesday, June 04, 2008 =
8:47=20
AM</DIV>
<DIV style=3D"FONT: 10pt arial"><B>Subject:</B> [obm-l] Questao de um=20
concurso</DIV>
<DIV><BR></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV><FONT face=3DArial size=3D2> 01. De um conjunto =
de =20
<STRONG><FONT size=3D4>n</FONT></STRONG> balas coloridas, =
das quais=20
algumas sao verdes e as demais amarelas, observou-se que 24 das 30 =
primeiras=20
eram amarelas. Em seguida,observou-se =
que 6 de=20
cada 9 contadas eram amarelas. Se no total 70% ou mais das balas =
contadas eram=20
amarelas, o valor maximo de <STRONG><FONT size=3D4>n</FONT></STRONG>=20
eh:</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2> a) 30</FONT></DIV>
<DIV><FONT face=3DArial size=3D2> b) 35</FONT></DIV>
<DIV><FONT face=3DArial size=3D2> c) 40</FONT></DIV>
<DIV><FONT face=3DArial size=3D2> d) 84</FONT></DIV>
<DIV><FONT face=3DArial size=3D2> e) 120</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2> Pessoal gostaria da =
opiniao de=20
voces, se possivel com a solucao, pois o gabarito eh letra A e nao =
concordo,=20
desde jah agradeco.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2> =20
Aurimenes</FONT></DIV></BLOCKQUOTE></BODY></HTML>
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