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3.




1

200000 . 90000 ., ( , / ..) 30000 . .

:

= = 200000 90000 = 110000 .

= = 110000 30000 = 80000 .

2

= 1000 . %- = 10% 1200 . ( ). 1175 . .

:

R = = 0,1*1000=100 .

= ( + )/( ) = (100+1175-1200)/1200 = 0,0625 = 6,25%.

3

= 1000 . %- = 10% n = 10 1200 . .

:

R = = 0,1*1000=100 .

nR + P = 10*100+1000=2000 .

= = 2000-1200=800 .

= ( ) / ( ) = 800/10=80 .

= ( + ) / 2 = (1000+1200)/2 = 1100 .

= ( ) / ( ) = 80 / 1100 = 0,073 (7,3%).

 

4

D = 120 . = 960 . .

:

= D/A = 120/960 = 0.125 = 12.5%.

 

5

0 = 100 . 1 = 105 .; D1 = 10 . , .

:

D1/P0 = 10/100 = 0,1 = 10%.

(P1-P0)/P0 = (105-100)/100 = 0,05 = 5%.

ks = 10% + 5% = 15%.

 

6

P0 = 400 .; D = 40 . () .

:

() ks = D/P0 = 40/400 = 0,1 = 10%.

 

7

0 = 1000 . , D1 = 50 .; g = 7%. () .

:

() ks = D1/P0+g = 50/1000+0,07 = 0,12 = 12%.

4.

1

( ) ,

.
1 2012 5 500   3 000
1 2012 5 200   2 900
1 2012 5 300   3 300
1 2012 5 700   3 500
1 2012 5 900

 

:

=[(5 500+5200)/2+(5200+5 300/2+(5 300+5 700)/2+(5 700+5 900)/2]/4=5 475 . .

= 3 000+2 900+3 300+3 500=12 700 .

=12 700/5 475=2/

=360*5 475 /12 700= 155

, 2 , 155

2

2011 25 200 ., 64 387 .. 2012 . 5 . , ,

:

2011

360*25 200/64387=140

2012

= 140-5=135

135 = 360*/64387

= 64387/360*135=24145 .

3

, , 2009 38%. , 2008, , 120%, , 1,7 .

:

=0,38 , 2009

I=100+120/100=2,2-

0,38/1,7*2,2=0,491 49,1%

, , 2008 , 49,1%

4

. 15 000 . 450 . 0,8, 7 .

: (450*15 000/360) * 7 * 0,8= 105 000

5

900 . 50 .. 30%, 7 . : , , .

:

1) .

900 ./50 .=18

30% : 900 .*0,3+900.=1 170 .

: 360 /18 =20 ; 20 -7 =13

: Q*/360=1 170*13/360= 42 .

2) : 50 . 42 .= +8 .

50 .*1,2-42 .=18 .

: .

6

5 .. 2 . 58 .. 26 . 2 . . 150 . 90 . - 115 .

, - .

:

5.*58./2.*150/360=60 .-

5 .*26 ./2 .*90/360=16.

0,260*2./2 .*115/360=80,6.

=60 .+16.+80,6 .=156,6

7

8 000 . . : 8 000 . ; 300 ..; , 700.; 6 300 .; 500 .; 400 .. 60 . 40% , . 35% .

.

:

(0,4*8 000+(0,3*8 000+300+700+6 300+500+400/2))/(8 000+300+700+6 300+500+400)=0,524

: 60*0,524*(8 000*0,35)/60=1 467 .





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