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Bai tp mn Kinh t u t

Link topic: http://www.svktqd.com/forum/showthread.php?t=184591

Bai 1:

Mt d ! c"! hu# $!% &8'' t( $)!% $* thc h+,! $"u t-. h+ %+a! thc h+,! $"u t- 0 2!3m. * t kh+ d ! $+ vo ho6t $!%7 doa!h thu d k+! h!% !3m 0 9'' t( $)!%. h+ phv;! h!h h!% !3m < ch-a k* khu hao v 0>+ va# d k+! 0 25' t( $)!%. @%o+ ra cA 5 !3mphB+ sCa chDa 0E! mt 0"!7 mF+ 0"! ht &5' t( $)!%. h+ %+a! v;! h!h7 kha+ thc d ! 0 &'!3m. G+ trH tha!h 0I 0 5'' t( $)!%. @u vJ! $"u t- 0 vJ! $+ va#7 t!h 0>+ sut va# vJ! cao !ht

d ! cK th* chp !h;! $-Lc ? 11.88%

Gii:

N hO! !3m %Jc 0 !3m d ! $+ vo ho6t $!%: P"u !3m thA 47 cuJ+ !3m thA 2.

N Qvo = &8''.

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N hO! !3m %Jc 0 !3m d ! $+ vo ho6t $!%: P"u !3m thA 27 cuJ+ !3m thA &.

N t !%u)! 1: TU1 = 29'

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Din n sinh vin kinh t - www.svktqd.com

=S r!3m = 171[_1& = 127&[.

N QUo = 4'' R 25' R &5' = 1''' + va#. G+ trH cb! 06+ d k+! !%

'. !h th+ h6! thu h)+ vJ! $"u t-

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Mt d ! c"! hu# $!% &4'' t( $)!% $* thc h+,! $"u t-. h+ d ! $+ vo ho6t $!%

doa!h thu h!% !3m d k+! $6t $-Lc 0 \]' t( $)!%. h+ ph v;! h!h h!% !3m + va# d k+! 0 2'' t( $)!%. @%o+ ra cA ] !3m phB+ sCa chDa 0E! mt 0"!7 mF+ 0"! ht

&1' t( $)!%. h+ %+a! v;! h!h7 kha+ thc d ! 0 &4 !3m. G+ trH tha!h 0I 0 4&' t( $)!%. @u

vJ! $"u t- 0 vJ! $+ va#7 t!h 0>+ sut va# vJ! cao !ht d ! cK th* chp !h;! $-Lc?1.8%

Gii:

N !=&4 !3m7 cA ] !3m phB+ sCa chDa 1 0"! =S sCa chDa 2 0"!.

N o+ th+ %+a! i vJ! $"u t- cj!% 0 kh+ d ! $+ vo ho6t $!% v chO! $K 0m !3m %Jc.

N Y>+ sut va# vJ! cao !ht m d ! cK th* chp !h;! $-Lc 0 QZZ.

N K: @TU = N&4'' R

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r!3m = UJ! $"u t-

!h ch t+u h+,u quB t!% hLp cla t!% d ! v chO! d ! tJt !ht . +t r!%:

R rO!% sJ t"m qua! trO!% cla t3!% @@U 0 '7]

R rO!% sJ t"m qua! trO!% cla vJ! $"u t- 0 '78

Gii:

N K: a1= '7] =S a&= '74^ 1= '78 =S &= '7&^

N K: x1= ]'''^ x&= 9]'^ Z1= 48''^ Z&= &4'.

N c $H!h mAc $ $p A!% t-y!% $J+ cc mc t+u cla d ! v mAc $ $p A!% t-y!%$J+ !%u)! 0c cla d !:

u+k= x+k/ x+ rzk = Zzk/ Zz

!d !

Mc t+u c !%u)! 0c kha! h+m

3!% @@U 3!% sJ v+,c 0m UJ! $"u t- Yao $!% k thu;t

'78 '78\5 '75 '7\5

'7] 17' '7\5 17'

17' '7\5 17' '75

N c $H!h 0L+ ch t-y!% $J+ cla cc d !

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h t+u/` !

YL+ ch t-y!% $J+ uk '782 '7\] '79

@%u)! 0c sd t-y!% $J+ rk '755 '78 '79

N c $H!h ch t+u h+,u quB t!% hLp cla cc d ! v ra qu#t $H!h:{= u/r= '782/'755 = 175'9.

{= u/r= '7\]/'78 = '795

{= u/r= '79/'79 = 1

U;# chO! d ! .

Bai 8:

K sJ 0+,u v cc d ! !h- sau:

!

d !

Mc t+u c !%u)! 0c kha! h+m

3!% @@U

Yao $!% k thu;t

15'' \'' 1''' 15' &5'' 8'' 8'' &'' 25'' ]'' ]'' 1''

!h ch t+u h+,u quB t!% hLp cla t!% d ! v chO! d ! tJt !ht . +t r!%:

R rO!% sJ t"m qua! trO!% cla t3!% @@U 0 '7\

R rO!% sJ t"m qua! trO!% cla vJ! $"u t- 0 '7]

Gii:

N K: a1= '7\ =S a&= '72^ 1= '7] =S &= '74^

N K: x1= 25''^ x&= 8''^ Z1= 1'''^ Z&= &''.

N c $H!h mAc $ $p A!% t-y!% $J+ cc mc t+u cla d ! v mAc $ $p A!% t-y!%$J+ !%u)! 0c cla d !:

u+

k= x+

k/ x+

rz

k = Zz

k/ Zz

!

d !

Mc t+u c !%u)! 0c kha! h+m

3!% @@U 3!% sJ v+,c 0m UJ! $"u t- Yao $!% k thu;t

'74&9 '78\5 17''' '7\5

'7\14 17''' '78 17'''

17''' '7\5 '7] '75

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N c $H!h 0L+ ch t-y!% $J+ cla cc d ! UJ! $"u t-

R rO!% sJ t"m qua! trO!% cla vJ! $"u t- 0 '78

Gii:

N K: a1= '7\ =S a&= '72^ 1= '78 =S &= '7&^

N K: x1= ]'''^ x&= 9]'^ Z1= 54''^ Z&= &4'.

N c $H!h mAc $ $p A!% t-y!% $J+ cc mc t+u cla d ! v mAc $ $p A!% t-y!%$J+ !%u)! 0c cla d !:

u+k= x+k/ x+ rzk = Zzk/ Zz

!d !

Mc t+u c !%u)! 0c kha! h+m

3!% @@U 3!% sJ v+,c 0m UJ! $"u t- Yao $!% k thu;t

'79 '781&5 '755] '791]\

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'7\]\ 17'' '7\&& 17''

17'' '7\5 17'' '7]&5

N c $H!h 0L+ ch t-y!% $J+ cla cc d !

Gii:

N K: a1= '78 =S a&= '7&^ 1= '7\ =S &= '72^

N K: x1= ]'''^ x&= 11''^ Z1= 54''^ Z&= &4'.

N c $H!h mAc $ $p A!% t-y!% $J+ cc mc t+u cla d ! v mAc $ $p A!% t-y!%$J+ !%u)! 0c cla d !:

u+k= x+k/ x+ rzk = Zzk/ Zz

Mc t+u c !%u)! 0c kha! h+m

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!d !

3!% @@U 3!% sJ v+,c 0m UJ! $"u t- Yao $!% k thu;t

17'' 17'' 17'' '791]\

'78]\ '7\8& '7822 17''

'7\]\ '7]55 '7]85 '7]&5

N c $H!h 0L+ ch t-y!% $J+ cla cc d !

4&'' \1' 4\'' 18'

!h ch t+u h+,u quB t!% hLp cla t!% d ! v chO! d ! tJt !ht . +t r!%:

R rO!% sJ t"m qua! trO!% cla t3!% @@U 0 '7]5

R rO!% sJ t"m qua! trO!% cla vJ! $"u t- 0 '7\5

Gii:

N K: a1= '7]5 =S a&= '725^ 1= '7\5 =S &= '7&5^

N K: x1= 5&''^ x&= 84'^ Z1= 51''^ Z&= &5'.

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Din n sinh vin kinh t - www.svktqd.com

N c $H!h mAc $ $p A!% t-y!% $J+ cc mc t+u cla d ! v mAc $ $p A!% t-y!%$J+ !%u)! 0c cla d !:

u+k= x+k/ x+ rzk = Zzk/ Zz

!d !

Mc t+u c !%u)! 0c kha! h+m

3!% @@U 3!% sJ v+,c 0m UJ! $"u t- Yao $!% k thu;t

17'' '79&8 '78&2 '784

'7\5 17'' 17'' 17''

'78'\ '7845 '79&1 '7\&

N c $H!h 0L+ ch t-y!% $J+ cla cc d !

Gii:

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Din n sinh vin kinh t - www.svktqd.com

N K: a1= '7]5 =S a&= '725^ 1= '785 =S &= '715^

N K: x1= ]\''^ x&= 9]'^ Z1= &&''^ Z&= &4'.

N c $H!h mAc $ $p A!% t-y!% $J+ cc mc t+u cla d ! v mAc $ $p A!% t-y!%$J+ !%u)! 0c cla d !:

u+k= x+k/ x+ rzk = Zzk/ Zz

!d !

Mc t+u c !%u)! 0c kha! h+m

3!% @@U 3!% sJ v+,c 0m UJ! $"u t- Yao $!% k thu;t

'7]4& '78\5 '7]2] '7\5

'782] 17'' '7545 17''

17'' '7\5 17'' '75

N c $H!h 0L+ ch t-y!% $J+ cla cc d !

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71&219&'

N hO! !3m d ! $+ vo ho6t $!% 0 !3m %Jc.

N K: @TU = N\''' R