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MRPL = *PL = 10*(145 - 2*0,75L) =1450 - 15L = W = 1000; L = 30

2.

, 3 , 198 . , 66. ?

:

(66 ) (198 ), .

3. , 4 . . , 10 .. . , , 6 .. ?

:

(2.4+10)/3 = 6 ..

(2*4+6+10)/4 = 6 ..

, .

4. 30% , 30%. 40%.

a) ?

b) ? .

:

a) 40%, Q2 = 1,4Q1.

30%, L2 =0,7L1

Q2/L2 =(1,4Q1/ 0,7L1) = 2 Q1/ L1, 2 .

b) 30%, W2 = 1,3 W1.

L2 W2 =0,7L 1*1,3W 1 =0,91L1 W1, 9%

: 2 , 9%

, :

i = I/K, i - , I

, K .

2. : S = P (1+n i), - ,

i - , n .

3. S, n

i P, .. P = S: (1+n i).

4. : S = P (1+ i) n .

5 S, n

i P, .. P = S: (1+ i)n.

6. :

) :

 

 


) : , 0.

 

1.

= 5000. n=2 i = 15%

( ). .

: S = P (1+n i) = 5000 (1 + 2*0.15) = 6500

2.

= 3000 ., S = 4500., i = 20% ( ). .

: S = P (1+n* i) n = (S P): (i *P) = (4500 3000): 0,2*3000 = 2,5 .

3.

= 2000 ., S = 2200., n = 0,5 . .

: S = P (1+n* i) i = (S P): (n* P) = 0,2 (20%).





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