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2015()


2015 1.2015 (1) 2015 () 35 39 42 44 45 48 50 () 2 5 6 6 8 7 6 ֧اߧ A 40 B 45 CϦ 45 D 45 2.2015 3. 26524 A.2 B.4 C.5 D.6 B. 22456 4 B 3. 15 10 17 18 20 10
44 3 4. 6 550kg/

A 15 B 10

C 17

D

S2 141.7 S2433.3
A B C D B 5. 7 50 20 50 30 25 50 55 A50 30 50 B50 40 C

C50

D55 50

6. 2015? 5 ̡ 3 3.5 4 4.5 1 1 2 1 A 4 3.75 C 4 3.8 B 4 3.75 D 2 3.8



4 4 5 3 4 =3.8

C 7.. 14 34


4 65 4 3 4 3 3 4 8.,,,, 4 A1 B C0 D2 3 9.

A. B. C. D.

1.2015? 123?n 1 1 2 2 3 3 n n s k s nk k 2.2015?§ 40 . 1 2Ŧ 3 1000 h 50
12 10 8 6 4 2 0

20

30

50

80

100

/

٦. 1 2˧ަ˧ 3 1000 h 50 130 30 250 50 36+12+10+8+4=40 h 50 1000 =250

250 3.§ 40

1 2Ŧ 3 1000 h 50

130

250 3250

4. 2 3 x 5 7 4 3 5. 60% 40% 95 93 90 6.

1 A B C 1 2 2
A
36
() 100 80 80

D



D

60 40 40 20

B 20 C 1200 2 2 2 1 60 1 A B

2.2015 1 ߧ 63 /
4 5 01

C

D



3 4 20%

1 2

?

1 130 144 ? ???2
????4

?

2

/

3. A B C / / 1 1 2 80 80 3 70 4 760 60 60 է 50 40 30 1360185%54 30 2 80603085%200 20
85%
12 10 8



320080603081210 1 B C A 4760185%114 2 3. 2015?2014 2014



12014 2 3֦ 1 2 3 360 1237519%=1250 2 1250237.5462.5=550

3



4.Ӧ 10 95 A 76 B 78 B 85 A 72 C 82 B 79 B 77 B 92 A 69 C 1 87

;

2 3Ӧ̦§ 60 A ̦ 1 A 85 A 2C 10352 3 310 A 3 A 10 3 60 ? ? 200 10 5. A B C D E



1500 1200 900 600 300 96 0 320 736




1344

3%

1

2 3
13200 2 704 342%





6. ˦˧ է˧

(): 85 73 78 80 85 82 73 83

(1)Ԩ 80.25 ; (2) 213 4 . (1) 73+80+82+83 =79.5 4

80.25 >79.5 (2)

852+781+853+734 = 79.5 10

79.5<80.4

732+801+823+834 = 80.4 10

7.


1 2 m E 3 3000 6 1.

2 10 ? 10% ? 100 40 ? 100 ? 40 % m ? 40 . 4 ? 100 ? 4% E
45

40 35 30 25 20 15 10 5 0 10 21

40

25

? 4% ? 360 ? ? 14.4? .
14.4 3 3000? (25% ? 4%) ? 870.

4

0

2

4

6

8

10 /

21 6 870 .

ĥ246600


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