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2009 29
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2

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28 26 3 3

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22

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3, 45, 56, 7

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452009 . 100 31 01 40 60~70 /
15

10

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462009 1 48 30 40 50 60 70 80 90 100 / 14 120 472009 ˡ 6 7 88 7 66 210

0

23

482009 09 3 09 3 12000 4320 ˧_________ 12000 12009 2009 200 150 100 50 0 175 150
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24

200 150 100 50 0 100 50 25 175 150
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120 23600 31250 32009 A B C Dͧ (1)__________ (2) (3)_________ (4) 20 __________ ( 30 )

. 1200 22002011010=60

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52009 n  25%



90

1 2 3 .

26

1 x 4825%=123

12 360=90 x=482 x

8 360=60 48

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37.50% 20.83% 5.42% 11.25% 25.00%

27

72009 1 2 20042008 .
20% 10% 70%


1997 . 2008 0.4

1

2

0.8 .

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28

1 = 205 ? 174 = 31(cm) =

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#

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#

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3 60%40% 94.4 x

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94 8 = 752

29

10 2009 2008 11 28 k () 200 150 100 50 40%



20%

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1ç 2 4.8 5 3 4000 4.8 800 600 400 200
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31

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300 800

300 4000 = 1500 . 800

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340.5~60.5 ? 4

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693 40.5~100.5 ? 142009 1 .
32

(1) (2) 137 ,146 ,156 ,164 ,177 . (137+146156164177)5156 ا (3) 160 160 ŧ
1

8 6 4 12

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3 15% 30% 2 10% 7 5% 15% a 6 5 4
60 50 40 30 20 10

2 3 4 5 6 7

1 a

33

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60 50 40 30 20 10

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6000 (30% + 25% + 15% + 5%) = 4500
162009 2008 2000 =+ +
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2005-2008

()

2005 352.20

2006 353.64

2007 347.65

2008 348.50

8 12008 2004 ___________ 0.1 22008 ____________% _____________ 1 32008 ____________ 1 , ___________% 0.1%

34

4 11.6 238.8 973715018.24 4 5 2008 172009 8 1 111 112 1 111ߦ 2 112

111

112

1

2

10 1 = 50 5

360 = 72 182009 60 60x70 70x80 80x90 90x100 30 m 60 20 0.15 0.45 n 0.1

1 5

35

120 90 60 30 0 60 70 80 90 100

1 mn m = __________ n = __________ 2 3˦ 4 80 80 1 m = 90n = 0.3 2 370 ~80 4 A (/) 1.5t<3 l

60 + 20 100 %=40% 200

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36

(1)m=______n=_________ (2)D _____________ (3) 3000 6 ? 184 21440 3 6 3000

20 + 15 + 4 39 =3000 =2340 50 50

202009 50.25kg . AB . 20 kg A4.1 4.8 5.4 4.9 4.7 5.0 4.9 4.8 5.8 5.2 5.0 4.8 5.2 4.9 5.2 5.0 4.8 5.2 5.1 5.0 B4.5 4.9 4.8 4.5 5.2 5.1 5.0 4.5 4.7 4.9 5.4 5.5 4.6 5.3 4.8 5.0 5.2 5.3 5.0 5.3 150.25kg A 4.990 0.103

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37

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60 50 40 30 20 10

2 3 4 5 6 7

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60 50 40 30 20 10

38

2 3 4 5 6 7

3 4 360 30% = 108 4 4 4 5 4

6000 (30% + 25% + 15% + 5%) = 4500
222009 ABC 2009 1 2 Ӧ

1

2

1 1 B A 2 1 2 C 1B 150 A 210 2C 40% C x
150 x = x = 240 C 240 25% 40%

232009 2009 ˧

11.62

11.51

11.94

11.17

11.01

39

x =

18.50

18.50

18.50

18.50

18.50

,

1 (11.62 + 11.51 + 11.94 + 11.17 + 11.01) = 11.45 , x = 18.50 5

1 2 S = ?(11.62 ? 11.45) 2 + (11.51 ? 11.45) 2 + (11.94 ? 11.45) 2 + (11.17 ? 11.45) 2 + (11.01 ? 11.45)2 ? ? 5? 1 1 2 = (0.17 2 + 0.062 + 0.492 + 0.282 + 0.442 ) = 0.5446 = 0.10892 0.11 , S = 0 , 5 5 = 0.93 , = 0 .
242009 2008 1 000 800 600 600 250 200 100 100150 200 3 500 2 500 1 500 500

200 0

O

2007 2008

__________________ 1% 2008 2007 ______________ 2 2008 20% 50% 30% 20% 50% 30%

3 () 118%8%,1 5001 000 2 AOB = 72

40

B

30% 20% A O 50%

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1 mn m = __________ n = __________ 2 9 3˦

42

4 80 80 1 m = 90n = 0.3 2 370 ~80 4

60 + 20 100 %=40% 0.3+0.1=0.4 200

272009

300 275 250 200 150 100 50 0



1 2 1 275 55% = 500 2 500 10% = 50

300 275 250 200 150 100 50 0



282009 1 111 112 1 111ߦ 2 112
43

111

112

24 1

2

10 1 = 50 5

360 = 72 292009 30 A B C D A =

1 5

6 1 = 30 5

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20 18 16 14 12 10 8 6 4 2 O

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46

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7 5 4 2 O 60 80 100 120 140 160 180

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560 570 580 590 600 610 620 630 14



, (1)590 (2)45 (3) , 600 15 , ,. 362009 1000 1 1000 2 22 3 8 10 ֧

48

2
300 250 200 150 100 50 0 263 252
56%



260
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49

C 72. (3)A B 76% 50076=380(). 9 ˧Ӧ 380 .

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1000 700 600 (6)-2 600 700 1000

10% 30%
6-1 2008

2005 2006 2007 2008 2005-2008

6

50

12008 2 2007 2005 1.5 6-2 3 500 2008 . 1 600
1000 700 600 700 600 900 1000

2005

2006

2007

2008



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4

A B C D

53

(73 + 71 + 72) 3 = 72 (73 + 65 + 84) 3 = 74


2 (85 5 + 70 3 + 64 2) (5 + 3 + 2) = 76.3 (73 5 + 71 3 + 72 2) (5 + 3 + 2) = 72.2 (73 5 + 65 3 + 84 2) (5 + 3 + 2) = 72.8

442009 400 ި 1 2̧ 3 400 ̧
16 14 12 10 8 6 4 2 0 140 2

1 4 1 = 100 . 4

3 400

45(2009 ) ӧ A B C 1ç 2 3 C 4 20000 է A B

54

120 100 50 50 120 C 25% B 60%

B C B 12002 200 ? 120 ? 50 = 30 120 100 50 50 30 A B C 120

3C = 360 (1 ? 25% ? 60%) = 54
4 20000 (25% + 60%) = 17000 ԧ 17000 46(2009 ) ABCD 1000 C 50% 1 2 ӧ 1 D ç 2 2 3 4çw ABCD z A
/

D

A C B

1

200 168 130 150 98 100 50 0 A B C D 2



55

1 1000 25% = 250 2 1000 20% 50% = 100 3



168 98 A 100% = 48% B 100% = 49% 350 200 130 C 50% D 100% = 52% 250 D 168 168 21 4 = = 168 + 98 + 100 + 130 496 62 21 z A 62

200 168 130 150 98 100 100 50 0 A B C D



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C

B

A

38%
D

1 xymn 2 C 3 200 200 A B 1 x = 12y =1m=0.24n=0.02 . 2 C ( 0.08 + 0.02 ) 360 36 . = 3 A B ( 0.14 + 0.24 + 0.3 + 0.16 ) 200 = 168 482009 1800

56

1 2 3 1800

40 30 20 10 0 10 10 4 36

12.5% 25%





1 10 12.5% = 80 80 2 80 25% = 20 3 1800

36 = 810 80

810 492009 1 2 1৵ 2 3 50 40 30 20 10 O
40% 20%

2 50 40

1

30
57

20 10

1 20 20% = 100 2

30 100% = 30% 100 1 ? 20% ? 40% ? 30% = 10% 360 10% = 36 3 40% 100 = 40 10% 100 = 10

502009 է 1ç 2 3 800 800
20 18 16 14 12 10 8 6 4 2 0











1 20 2 2 + 8 + 12 + 20 + 8 = 50 50 3 800

12 = 192 50

800 192
51 2009 2007 / / 20 28
58





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5

50

22

4

y 30 25 20 15 10 5 0 Z





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1 2 2009 100 Z 3 15 s

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x

59

? 3? 2 28 100 + 4 100 ? 1 ? ? = 2900 ? 4?
31530%=50 s 50 (1 ? 30% ? 44% ) = 13 ( )
25 + 5 50 100% = 60%

522009 . . (1) (2) 2700 (3)ܦ

1 30

120 = 90 90 360

50 40 30 20 10






60

() 2 2 700

360 ? 120 ? 40 = 1 500 1500 360

3 532009 540 .

60225 542009 ( 100 )( 10) (1) a= b= (2) (3) 90 1 93 49.5~59.5 59.5~69.5 69.5~79.5 79.5~89.5 89.5~100.5 2 a 20 16 4 50 0.04 0.16 0.40 0.32 b 1
20 18 16 14 12 10 8 6 4 2 O

61 49.5 59.5 69.5 79.5 10 89.5 100.5

()

(1)a8b0.08 (2)
20 16 12 8 4 O 49.5 59.5 69.5 79.5 89.5 100.5 ()

(3)

1 4

552009 2008 12 1 M 12 5
/ 14 12 10 8 6 4 2 0 12 1 2 3 4 5

1 / / 10

4 3

2

62

1 / / 10 10

13 3 4 3

2 562009 5 7 8 7 6 5 4 3 2 1 0


8 7 6 5 4 3 2 1 4 5 0



1

2 3

1

2 3 4 5

1֧ա 6 6 0.4 6 6 2.8 1 2 6 572009 200 1̧ 2 . 5 10 15 20 3 2 10 20

63

30

˧ 180 2115 310

582009 20042008 ֧ .

20042008 Ӧ 2004 2005 2006 2007 2008 6.7 5.7 14.6 7.3 1 1 2004 2 20042008 3 2009 141.7 . 2009 2

1

59(2009 ) ̧ӡ 100

64

532 4 ˡ¡ A 85 85 90 B 85 85 70 C 80 90 70 D 90 90 50 1 4 2̡ 4 312ܦ 1 A 86 B 82 C 81 D 82 24 X 1 = 85 S1 =
2

1 [(85 ? 85)2 + (85 ? 85) 2 + (80 ? 85)2 + (90 ? 85) 2 ] = 12.5 4

4 X 2 = 87.5 S 2 =
2

1 2.52 4 = 6.25 4

4 ˦ X 3 = 70 S3 =
2

1 [(90 ? 70) 2 + (70 ? 70) 2 + (70 ? 70) 2 + (50 ? 70) 2 ] = 200 4

3 60(2009 ) 40000 (2009 ) k 5 21 40000

65







40 00 37 00 15 00 ۙ 21 00 37 00
ۙ

337003700 436

1 2 ۙ 3 4 11500010000 23.75%5.25%

61(2009 ) AB ( ) 400 11-1 11-2 1 3 z B 4 ާ 130% 2 1 3
80 2 = 120 3
80 70 60 50 40 30 20 10 0 /



2 11-2 B


A / B

11-2

4A B

66

B 80 70 60 50 40

B

30 20 10

0 62(2009 )1 / 5 10 15 20 1 1___________________________ 2 3 /

20

20 5 20% 15 32% 10

16 12 8 4 1 10 6

16 10

15

20

/



63(2009 ) 900 1min




O
95 105 115 125 135 145 155

6 106 96% 0.12 12 4:17:15 1 2 135 3 1min 1 1 ? 96% = 0.04

67

0.12 ? 0.04 = 0.08 12 0.08 = 150 4:17:15 61251452412 2 = 0.16 + 0.08 = 0.24 900 0.24 = 216 100 6 + 110 12 + 120 51 + 130 45 + 140 24 + 150 12 3 x = 127 . 150 64 09 212009
5553
2009 5553 61%
2348



1200 1000 800 600 400

1156

413

352

427



200
18.19%

0
17.58%

49.23% 15%

A

C









A B C



D

1 4 ˧ 2 3 4 1

5553 9103 = 9.103 1011 61% 2 360 15% = 54 3 BD
4 6509 13 2008 500.6481 2008

68

1 2008 0.0001 2 3˧ڧ 1 2008

500.6481 38.5114 13

2 ާ٦ 32.4279 3 4 32.4279 ڧ 66 09 2009 80 150 ɭɭ 150 80 =12 000 12 000 ɭ 672009 . 60 x1x56x1011x 1516x20x21 (1) (2) 60 ____ (3) 1800 16 . 1 15 2 5 + 15 3 1800 = 600 60 16 600 . 1 152ħ 682009 / 50 40 30 20 10 40 25 15

s s

101.3773 17.0612 32.4279 70.5137 37.4963 55.9430 26.0289 23.4570 19.1498 35.7028 27.7013 13.5767 40.2122

69

1 2 1500 3 30 1 2300 3 69 2009 4 000 100 6 50.5~60.5 60.5~70.5 70.5~80.5 80.5~90.5 90.5~100.5 148 80 0.26 0.37 1 0.05
160 140 120 100 80 60 40 20 0 50.5 60.5 70.5 80.5 90.5 100.5 /

6 1 2 3 4 90.5~100.5 ߧ 4 000 1 50.5~60.5 20 60.5~70.5 70.5~80.5 80.5~90.5 90.5~100.5 104 400 48 0.12 0.2

2 380.5~90.5 41480 702009 180 45

70

81 72 63 54 81 45 72 36 63 27 54 18 45 9 36 0 27 18 9 0







30% 25%

25%

25%

45%



71(2009 ) .̦ 4 0 .08 0 .32 2 1 .24 0 8 .16 0 0 1

1̦____________ 2 3 900 ̦ɦ . 150 2 16 0.2 3180 722009 1 2

71

1৵ 2 3 50 40 30 20 10 O
40% 20%

2

1 1 20 20% =100 2

3 100% = 30% 100 1 ? 20% ? 40% ? 30% = 10% 360 10% = 36 340% 100 = 40 10% 100 = 10


50 40 30 20 10 O

732009 2004~2008 ´

72



1800 1689.5 1600 1420.4 1400 1200 989.6 1000 897.8 906.2 885.4 859.0 803.0 753.8 800 721.3 600 400 200 0 2004 2005 2006 2007 2008

21 12004~2008 2ݧ 1935.7859.0 2 2004~2008

2008 803.0
742009 1 2009 1 1 4 ˧ 2 3 1 2 2 4 1

73

5553 5553 61

2348 1200 1000 800 600 18.19 49.23 400 200 17.58 15 1 0 A B ( ) ( ) 413 352 427 1156



A B. C. D. 2

5553 9103 = 9.103 1011 61% 2 360 15% = 54 3 BD
1 4 752009 6 1 ()
4% % 24% 1% 46%

0 1 2 3 4 5 6 () 1

2

74

1 1 զ 288331 4 5 24 2 6000 3 6 1 12 12927 3355 % 2 1 6 x

3 x + 3 x = 24

x = 4 4(2 + 8 + 8 + 3 + 3 + 1) = 100

2 100 ˦ɨ

8 1 + 32 2 + 32 3 + 12 4 + 12 5 + 4 6 = 3 100 6000 3 = 18000
18000 374%25 p 762009 30 3U5U2
/ 100 80 60 40 20 46 32


94 68



108

B A

BB 0 1 AB 2 A B 3 A=20, B=40

300000

5 = 150000 3+5+ 2

108 = 30% 360 150000 30% = 45000
772009 ç 5

75

ϦŦ




87 75 47 28

29% 25% 21% 15.7% 9.3%

100 90 80 70 60 50 40 30 20 10 0

1 2











3 6 2500 1300 2 263 2 32500 29 725 782009 AB ^ A 2400 /B 2000 /^ 20% AB 5 B A 1 2 3 () 1 AB ? 2 2 3? 124001-20%=19202000 1-20%=1600 A 1920 B 1600 2 B AB 3 B 2 17 3 X A = 6 4 5

19 + 18 + 20 + 22 + 21 16 + 17 + 20 + 23 + 24 = 20 = 20 X B = 5 5

76

S A = 2S B = 10
2 2

S A < SB
2 2

A 79 2009 2008 11 28 k () 200 150 100 50 40%



20%

1 2 1150 210% 3 2 1 () 200 150 100 50 80(2009 ) 40%

10%

30% 20%

1 2 1500

77

3 11326%50 50

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(1) (2) (3) (1) x = x = 0 (2) s = 6 s = 4.8
2 2

,. 82(2009 ) 5 0 1 2 3 4 5 6 7 8 9 10 1 1 2 2 3 4 2 2 2 0 1

78

25% 30% 25% 5 1 2ҧ 3ҧ 6 4ҧ 120% 26 335% 45 832009 40 1 3045 2 /
45~60

18
30~45 45%

12 6

15~30 30% 60~75

/ 15 30 45 60 75 3 6075 201 360 45% = 162 2 40 30% = 12 3 40 ? 12 ? 18 ? 6 = 4 100% = 10% 84 (2009 ) 1 _____ _____

4 40

79

2 100 ֧ z_____ 3

1 8

15020 3 2 10

20 x 1 3 1000 50 + 800 30 + 20 x = . 8
x 530 . x =530 . 530 . 852009 400 ި 1 2̧ 3 400 ̧ 16 14 12 10 8 6 4 2 0 140 2

1 4

80

3 400

1 = 100 4

862009 100 85 73 73 70 71 65 64 72 84 1 2ܡ 532 (1) ( 85 + 70 + 64 ) 3 = 73 ( 73 + 71 + 72 ) 3 = 72 ( 73 + 65 + 84 ) 3 = 74 (2) ( 85 5 + 70 3 + 64 2 ) ( 5 + 3 + 2 ) = 76.3 ( 73 5 + 71 3 + 72 2 ) ( 5 + 3 + 2 ) = 72.2 ( 73 5 + 65 3 + 84 2 ) ( 5 + 3 + 2 ) = 72.8 872009 30 5 5 1 5 2 5 3 1.5 2.5 ¦

81

/
13 12 11 10 9 8 7 6 5 4 3 2 1 0

1 ( 8 + 9 + 12 + 11 + 10 ) = 10 5 10 2 10 5 30 = 1500 1500 3 1.5 1500 = 2250 2.5 1500 = 3750 2250 3750 882009  10 ˁ 8 1__________________ 2 10 25 20 15 10 5 0 5 10 15 20

A

B

C

D

E

1 5

8 155 1 2 2 10 25+15=40

40 100% 73% 55
82

10 73% 892009  34582ŧ 15 20 39 1 20 2 3 2310


0

5

10 15 20 30 /

22

1 15 5x 20 8x 5x8x39x3 3x4x5x8x2x66 20

30 = 5 66 11

21 20 15 3 9512101515242063066231036750 902009 2000 250 z 254 258 x 244 y 252 z 0.12 44.28 1 xyz 2 3 4 36 z 1 x = 0.12 x = 240 2000 44.28 y= 2000 = 246 360 z=2000250240244254246258252=256 254 + 256 2 = 255 2 240 + 244 + 246 + 252 3 = 245.5 4 9 4z 125

83

912009 ABC D ։] 2 000 A B C D 200 240 80 290 132 130 240 132 48 ABCD

30% 40% 30%

1 2 60 000 128048180 2 (80 + 48 + 48) = 176 2000 ? 176 = 1824

1824 60000 = 54720 2000

54720 922009 k

84

1 2 25% 850 2 932009 NBA 5 10-1

/ 120 100 80 60 40 20 80 110 8690 95 91 83 87 98 80

/ 110 100 90 80 70 60 50 40 30 20 10 0

/

101



102



/

1 10-2 5 2Ͽ x = 90 Ͽ

x
3 5 4¦

85

110 100 90 80 2 x = 90 70 60 3 18 30 50 40 30 4 20 10 0 / 942009 6 5 4 3 2 1

1

/



12 13 14 15 16 18 20 22 26 28 30 32 34 35

1 2

952009 80 w 90 a b 0.35 30 0.20 10

86

15%

1 2 ab a = b =

3

4 2000

1200 2a = 0.45 b = 70 3126 4900 962009 1 2 1৵ 2 3 50 40 30 20 10 O
40% 20%

2

1 1 20 20% =100 2

3 100% = 30% 100 1 ? 20% ? 40% ? 30% = 10% 360 10% = 36
87

340% 100 = 40 10% 100 = 10

50 40 30 20 10 O

972009 2004~2008 ´
1800 1689.5 1600 1420.4 1400 1200 989.6 1000 897.8 906.2 885.4 859.0 803.0 800 721.3 753.8 600 400 200 0 2004 2005 2006 2007 2008

21 12004~2008 2ݧ 1935.7859.0 2 2004~2008

2008 803.0
982009 21 1 2009 1 1 4 ˧ 2 3 1 2 2 4 1

88

5553 5553 61

2348 1200 1000 800 600 18.19 49.23 400 200 17.58 15 1 0 A B ( ) ( ) 413 352 427 1156



A B. C. D. 2

5553 9103 = 9.103 1011 61% 2 360 15% = 54 3 BD
1 4 992009 6 1 ()
4% % 24% 1% 46%

0 1 2 3 4 5 6 () 1

2

89

1 1 զ 288331 4 5 24 2 6000 3 6 1 12 12927 3355 % 2 1 6 x

3 x + 3 x = 24

x = 4 4(2 + 8 + 8 + 3 + 3 + 1) = 100

2 100 ˦ɨ

8 1 + 32 2 + 32 3 + 12 4 + 12 5 + 4 6 = 3 100 6000 3 = 18000
18000 374%25 p 1002009  35% 1 2 3 30 40 800 600 400 200 700 420 760 500 250 3040 11200 2 500 3

30 40 = 2.5% = 2% 1200 700 + 760 + 500 + 40



90

1012009 ֧֧ AOB = 126
10%
10% 360 320 280 240 200 160 120 80 40

A

280

O


40%

B



1ŧ 2 3 1

126 100 = 35 360

28035 = 800800140351010= 40 800 40 2 3
360 320 280 240 200 160 120 80 40





91


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