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1. - , 145 . ., 25




1. .

. = V, = 145 . . 25 = 3625 . .

2. , - 315 . ., 52,5 . .

. = V, V = : = 315 . .: 52,5 . . = 6 . 60 (360: 6 = 60 )

 

3. , , 420 . ., 60 . ., 36 . ., 13 . ., 24 . . 14 .

.

+ 420 60 + 36

= ------------------ ++ = ---------------- + 13 + 24 = 65,286 . .

V 14

4. .

, . .
1.  
2.  
3.  
4.  
5.  
6.  
7.  

. , , , . :

0 = .3 + .6 = 4200 + 7000 = 11200 . .

1 = 0 + (.4 .5) = 11200 + 16000 = 27200 . .

2 = 1 + .5 = 27200 + 2000 = 29200 . .

3= 2 + . 2 = 29200 + 800 = 30000 . .

= 0 + . 7 = 11200 + 4500 = 15700 . .

5. , 2 362 . .; 2 388 . .; 1125 . .

1125 . .

V = --------------------------------------- = --------------------- = 3

2 (362 + 388): 2

6. , 1=15420 . ., 2=25066 . .; 165435 . .

. V = : 1 : 2, V = 10,7 6,6 .

7. :

0, . . , . . 2, . . , . . , , 2, %
             
             

:

0, . . , . . 2, . . , . . , , 2, %
      4=2+3   6=5:4 7=3:½(4+4) 8=2:4100%
        0,11 18,16
        0,36 0,33 24,12

, .

8. , : 0 258; 242; 324; 356 . ., 6637,5 . .

. 0

V = ---------------------------------------------------------- =

(258+242+324+356) 6637,5

= ------------------------------: ------- = 295: 73,75 = 4

4 90

9. 4 , (Ru), ().

.

1) = 2 : = 29200: 15700 = 1,86

2) . C 18000 . . (100%); 4500 . . (). Ru = 4500 100: 18000 = 25%

10. , 25%.

. = 1/Ru 100 = 1/25 100 = 4

11. , 29837 . .; 35219 . .; 44320 . .; ( ) 8%; , 100 . .. 13825 . . 24367 . .

. : = + , - + , + = 29837 + 35219 44320 35219 0,08 + 100 13825 + 24367= 28560,48 . .

12. ? 100%, : 0; 1; 10; 100; -1.

. = 1/Ru 100 = 1/100 100 = 1

 

13. 20% , 250 . ., ( ) 125,5 . .; 250 . .; 500 . .; 1250 . .

. , 5 ( = 1/Ru 100 = 1/2 100 = 5), 5 . , 1250 . . (250 5).

14. , 2002 1583 ., 2002 1725,47 ., 2001 1491,13 .

. 2002 . 1,09 (1725,47:1583). 6 9%.

( 2002 . 2001.) 1,16 (1725,47:1491,13). 16%.

15. , :

 
  , . , . , .
.      
.      
.      

. :

i = 11: 12 = 0,917 91,7%

i = 38: 29 = 1,310 131,0%

i = 91: 84 = 1,083 108,3%

:

11 130 + 38 30 + 91 60 8030

I = ------------------------------------ = ------- = 1,075 107,5%

12 130 + 29 30 + 84 60 7470

7,5%, 560 . (8030 7470).

16. 3%. .

.

1. I = (1 + rin)n = (1 + 0,03)12 = 1,43

2. R = (I 1) 100% = (1,43 1) 100% = 43%

17. 3%, 5%, 6%. .

.

1. I = (1 + r1)(1 + r2)(1 + rn) = (1 + 0,03)(1 + 0,05)(1 + 0,06) = 1,15

2. : R = (I 1) 100% = (1,15 1) 100% = 15%.

18. , 6%, - 3%; 35%.

. , 10%, i = rd + e, 10% - i = rd + e + rde, (i):

1. 3% i = 0,06 + 0,03 = 0,09 9%

2. 35% i = 0,06 + 0,35 + 0,06 0,35 = 0,431 43,1%

19. , 210%, - 190%.

. rd i = rd + e + rde ( 10%).

i e = rd + rde

i e = rd (1 + e)

rd = (i e): (1 + e) = (2,1 1,9): (1 + 1,9) = 0,069 6,9%





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