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6. XX , .

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7. . [1] , , , . :

) ;

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) ;

) .

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8. , 1970- , :

) ;

) ;

) ;

) .

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9. XVII , 30%, 16%[2]. , , . XVII 40 1 (12,7 ), 20 . .

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2.

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16. :

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17. , 5%. , , 10 ., 18 . , :

) 7,5 .; ) 8,4 .;
) 8 .; ) 8,9 .

18. 7 2, , :

) ;

) ;

) , ;

) .

19. , 200 . , , 1000 . :

) 200 .; ) 800 .;
) 1000 .; ) 1200 .

20. 10 . . 10,5 . . 1 . :

) 65%; ) 100%;
) 60%; ) 120%.

 

21. 1 2 , 2 1 .

A) 8 ?

) , ?

B) , ?

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22. 2 1 3 2 .

A) 5 40- ?

) , ?

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23. 1 . 500 300 . 5% , ?

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24. : , , . . -, , - . , , , - , [3]. . , ?

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27. , . .

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28. : , , . :

10 - 2, <5 12 - 3 , <4 15 5 ; < 3
qa =0, >5 q = 0, >4 q = 0, >3

) = 10, = 2, = 3?

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Q

 

 


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) 1997 , .

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Q

 

 


30. :

1) : ;

2) : ;

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4) ; .

) , 2%?

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) 10%?

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) 15%?

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31. :

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33. : Q = 3 , ; : Qs = 2. :

)1; )2; ) 3; ) 1,5.

34. () 10 . . . (Q) 10 1. , ?

) Q = 10 - P /2; ) Q = 10 - ; ) Q = 10 - 2 .
) Q = 20-2 P; ) =10-2 Q;  

35. , 60 . 1000 . , 80 . -900 . :

) -0,30; ) -0,37; ) -0,40; ) -2,71.

36. , :

) ;

) ;

) , ;

) -.

37. - , :

           
  1,8 1,3 1,0 0,9 0,8

, :

) 250; ) 260; ) 270; ) 280.

38. , :

) ; ) ;
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39. X Y ( < 0). , :

) X Y -;

) X Y ;

) Y ;

) X .

40. . , :

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41. , B : : = 2 + 10 QS, : = Qs - 2, : = QS, ; Qs . , :

) ;

) , ;

) B A;

) ;

) .

42. : Q = 100 + 0,5 I 30 P 1+ 202, Q ; I ; 1 ; P 2 .

A) 10 . . 250 . 1 ?

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Q


43. :

Qd = 200-5 P; QS =50 + .

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44. , Q = 70 2 , Q = 10 + . 9 . .

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45. : Qd = 100 - 2 , QS = = -20 + 2 . :

) ;

) , 5 . . 1 .;

) .

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46. Qd = 9 Qs = 6 + 2 . 1,5 . . :

) ; ) .

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47. Qd = 100 - 0,5 . , , .

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48. X 3, 2%. ?

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49. , 4. , 15%; 1,5 ?

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50. :

0,6; 0,8.

, 4% 5%. ?

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51. QDA = 15 8 + 60, ; . B = 2, = 3. .

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52. Qd = 150 3 Qs = 50 + 2 P. 10 . . , 10 . . 1 . ? , 15 . ?

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53. ? .

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55. . . ?

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