lunes, 30 de mayo de 2011

ejercicios de porcentaje

Ejercicio 1
%=63/135x100
R=46.600%

Ejercicio 2
%=75/173x100
R=43.3500%

Ejercicio 3
%=83/142x100
R=58.4500

Ejercicio 4
%=45/235x100
R=19.00%

Ejercicio 5
%=27/135x100
R=20.0

Ejercicio 6
%=620/211x100
R=21.3000%




135/630=0.466
=1100=220


173/750=0.4335
=580=610=910=45


142/830=0.5845
=1200=490


235/450=0.19
=2150=350=1150=210


135/270=0.2


112/620=0.2130
=2980=0890=170




0.466x100=46.600



0.4335x100=43.3500



0.5845x100=58.4500



0.19x100=19.00
                                                          


0.2x100=020.0



0.2693x100=21.3000%




Ejercicio 7
%=62.5/232x100
R=26.9300%

Ejercicio 8
%=73.5/172x100
R=10.200




















232/62.5=0.2693
=1610=02180=00920=224


172/73.5=1.020





















0.2693x100=26.9300



1.020x100=10.2000




















Datos
1c/p=19ml
12gr
3c/p=13
42gr____________1000ml
X________________247

3.
20/15.96=798
=0196=160=0

R=
20c/p=380ml
20c/p=75.90gr
1c/p=0.798ml
1gr=50mg










1.
19x20=380





4.
1000/15960=15.968
=9600=6000=0
















2.
380x42=159





5.
20/1000=50

















Datos
1c/p=19ml
17gr
5c/p
17gr____________1000ml
X________________95ml

3.
1000/16.15=1.615
=6150=5000=0



Datos
1c/p=19ml
52gr
12c/p
52gr____________1000ml
     X_____________

3.
228x52=11856




1.
19x5=95





4.
17/1000=58.8
=140=004



1.
19x12=38





R=
12c/p=228ml
12c/p=11.856gr
1c/p=0.988mg
1gr=19.23ml

2.
5/16.15=0.323
=11=15=0




R=
5c/p=95ml
5c/p=1.615gr
1c/p=0.323mg
1gr=58.8ml

2.
1000/118.56=11.850
=10000=0


                                             







Datos
7c/p=23gr
1c/p=19ml
23gr_________1000ml
  X___________133ml

R=
7c/p=133ml
7c/p=30.59gr
1c/p=0.437mg
1gr=4343ml

Datos
1c/p=19ml
12gr
3c/p=13
12gr___________1000ml
  X_______________247ml

3.
1000/2964=2.964
=09640=6400=4000=0




1.
133x23=3059










1.
19x13=247





4.
4.13/2.964=0.228
=036=104=0




2.
1000/3059=3.59
=005900=09000=6000=0









2.
247x12=2964





R=
13c/p=247ml
13c/p=294gr
1c/p=0.228mg
1gr=83.33ml

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