1. 30

2. ………………………………………
……………………...…………….8
…………………………………
……………………......................22
…………………………………
…………………………………….28
……………………………………………………………...
…………………………..32
…………………………………………
……………………………………45
…………………………………………………
…………………………………...48
……………………………………………………
………………………………….52

3. ………………………………………………
…………………………………….57
……………………………………………………
……………………………………..60
……………………………………………………
………………………………..…63
……………………………………………
………………………………….71
………………………………………………………
…………………………………….79
- -
…………………………………………………………………
……………89
…………………………………………
………………………………...…120
……………………………………………………
…………………………………120
……………………………………………………………
……………………………………………………

4. ………….…………………………………………………
…………………………………………………
………………………………………………
……………..………………………………
3-7 ………………………………...………………………
7-3 …………………………..…………………………
………………………………………………………
…………….167
………………………………………………
……………………....169
……………………………………
……………………………………176
………………………………………………………………1
87
………………………………………………………
……………………………………191

5. -----------------------------------9
1. 4

6. 1.1
-----------------------------------10
1.2
1.3
3
1.4
2.
-

7. 3
2.1 2
2.2
-----------------------------------11
2
C

8. 3
2
3.
-----------------------------------12
4.
2
4.1
4

9. 4.2
-----------------------------------13
5.
5.1
-----------------------------------14
5.2

10. 5.3
5.4
5.5
5.6
5.7

11. -----------------------------------15
6.
7.
-----------------------------------16
8.
-----------------------------------17

12. -----------------------------------18
-

13. a. 3
b.
4.5
-----------------------------------19
c. 7.5-9

14. d. 3.97
e. 3.95
f. 4.25
g. 3.83
h. 10
-
-
3 50 150
2
150 × 2 = 300

15. 1.
-----------------------------------20
2.
7
3.

16. -----------------------------------21
-----------------------------------22
-----------------------------------23
1.
?
. .

17. . 1 . 1
.
2.
?
. 800 . 800
. 1.5 . 3
. 8
3.
. .
. .
.
-----------------------------------24

18. 4.
?
.
.
.
.
.
5.
. .
. 1 .
1
.
6. ?
. .
. .

19. .
7.
. 1
.
.
.
.
-----------------------------------25
8.
?
.
.
.

20. .
.
9.
?
.
.
.
.
.
10.
4-5
.
.
.

21. .
.
-----------------------------------26
11.
?
.
.
.
.
.
12.
?
. .
. 1 .
1
.

22. 13.
?
. .
. 1 .
1
.
14.
?
. .
. 1 .
1
.
-----------------------------------27

23. = 5
= 4
= 3
= 2
= 1
1. 56
2. 29-55
6
3. 14-28
-----------------------------------28

24. 1.
2-
3 6
-----------------------------------29
4
10
10

25. 2.
-----------------------------------30
“ ”

26. 8
-----------------------------------31

27. 3.
5 %
-----------------------------------32

28. -----------------------------------33
3
1

29. 5-10
3
10-15
-----------------------------------34
2-3
1-2
1-2

30. 2
-----------------------------------35
1.
2. 5-10 2-3
3.
4.
3
1
5.

31. 6.
3
-----------------------------------36
2
3
2
1.

32. 2.
3.
1.
2.
-----------------------------------37
– –
-----------------------------------38

34. -----------------------------------39
1.
2.
3.
– –

35. 1
-----------------------------------40
10-15
2
2-3
6-10
4

36. -----------------------------------41
– -

37. -----------------------------------42
1.
3
2.
3.
1
4.

38. -----------------------------------43
– –
›
›
› 24-48
›
›
› 5
› 2

39. › 2
2-3
› 3
-----------------------------------44

40. 8
3-4 2
3
6 9
-----------------------------------45

41. -----------------------------------46
2-3

42. -----------------------------------47
90

43. 2-3
-----------------------------------48
1.
-----------------------------------49
2.
3.

44. 4.
5.
-----------------------------------50

45. 2

46. -----------------------------------51
2

47. -----------------------------------52
-----------------------------------53
–

48. 1.
-----------------------------------54
2.
3.
4.
5.
6.

49. -----------------------------------55
“ ”
“ ”
–

50. 1.
2.
3.
1.
2.
-----------------------------------56
3.
4.
5.

51. 5.1
5.2
5.3
-----------------------------------57
1.
-----------------------------------58

52. 2.
3.
4.

53. -----------------------------------59
3-5

54. -----------------------------------60

55. -----------------------------------61

56. 1.
-----------------------------------62
2 6-8
2.