Ejercicios 13 14 15

 

85) Qgh cay `a lgeagtlvjs phrh horleucturh parklta h ug horleuctjr h`qulrlr  aqulpjs pjr ug vhcjr `a $59,222 phrh akpazhr h phohrcj `agtrj `a > højs, ejg 86 eujths kagsuhc as pjr hgtlelph`j. Ul ch cay ilmh ac 86% ehplthclzhnca kagsuhckagta phrh astjs prìsthkjs. Fhcchr ac vhcjr `a chs eujths. @lhorhkh `a tlakpj-vhcjr=

 

 

U

$59,222

2

^

8 kasas

>...

^

>0

^

>1

^

>9...........

08

H) Fhcchr ac vhcjr vhcjr `ac `ac Kjgtj Kjgtj (U) (U) phrh $59,222= @htjs= Ehplthc= E ; $ 59,222 Phsh gjklghc hetuhc= m ; 86% Iraeuagelh `a ejgvarslõg= k ; 8> kasas pjr høj Phsh `a lgtarìs= l ;  8,1% kagsuhc Gukarj `a eujths= g ; >0 eujths kagsuhcas Kjgtj= U ; º: U ; E (8 + l)g

U ; 59 222 (8 + 8,1%) >0 U ; $ 18,09>.828>5 N) Fhcchr Fhcchr ac ac vhcjr vhcjr `a chs chs eujths eujths (^)= (^)= @htjs= l ; 8,1% kagsuhc g ; 86 eujths kagsuhcas R ; $ 18,09>.828>5 ^ ; º: ^;R

T

l -g

8- (8+ l)

[ (  ) 8 8 +l

^ ; 18 09>.828>5 8,1% -86 8- (8+8,1%)

T

[(

8 8 + 8,1%

)

 

^ ; $ 5,>51.21

>>) Ac praelj `a ejgth`j `a ug õkglnus as `a U/ 812,222.22, ch ejg` ej g`le lelõ lõg g ph phrh rh ch ag agtr trao aoh h as eh ehge geac achr hr ug lk lkpj pjrt rta a lgle lglelh lhcc `a U/ 12,222.22 y ac rastj ejg eujths kagsuhcas `agtrj `a ug høj, phrh sar phoh`js `urhgta 5 højs. Fhcchr chs eujths h phohr sl ac ejstj `a ilghgelhklagtj as `a 18% hguhc.  

@htjs= Yhcjr `a ch eujth= ^ ; º: Gukarj `a phojs= g ; 5 phojs hguhcas Phsh gjklghc hetuhc= m ; 18% Iraeuagelh `a ejgvarslõg= k ; 8 høj Phsh `a lgtarìs= l ; 18% hguhc Eujth lglelhc= U/ 12,222.22

Agtjgeas= 812 222 ― 12 222 R ; U/ 822,222

^;R

T

l -g

8- (8+ l)

^ ; 822 222

T

[ (  ) 8 8 +l

18% 8- (8+18%)

-5

[

^ ; U/ ?8,6?9.02 (eujth ag cjs 5 Højs)

Agtjgeas= ?8 6?9.02/59 kasas ^ ; U/ 8,