1 , 7,5%, -
2 _______ . -
3 , , , , , -
4 ______ . -
5 ... -
6 , , -
7 ______ . -
8 , -
9 , -
10 ______ . -
11 , , , , , -
12 , , _______ . -
13 (, , ) , -
:
1 15 10 . . . , - , 0
2 0,75. 15%. - 20%, .
15% , 15% - 0,15, 0,15/0,75=0,2, 20%.
3 , 5% 10%. , ___, - 2... .
= 10%/5%=2, , .
4 4 3 . , 0,75
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= / . 3/4 =0,75. , .
5 12 10 . . . 33%. , , - 2, .
12 10 . . . 16, 5%. = / =33%16,5%=2. , .
6 , 55 . 120 , 25 . 980 . , _______, - ... 2,085
7 , 4 . , ___ %. 200
8 1,6, 5%, ______ %. 8.
= = 1,6 0,05 = 0,08, 8%. , , .
9 10 12 30%, , - +1,5.
10 12 20%. = / = 30/20 =1,5. , .
10 18 28 . . . 50 . . 20 . . , , - , 1,97
11 40 100 . . . , 200 ., 10. , ____________ ____________. - 3000 .;
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12 , 10 %. 500 800 . - , 1.
= %/ %. 500 800 , 60%. = 60%/10% = 6. , .
13 , 20 50 . . 5 14 . ., , ___________ _____. - ; 1,2.
20 50 . , 150%. 5 14 . ., 180%. = %/ % = 180%/150% = 1,2. , .
14 (5), 200 . . 1000 . ., - 400 .
= / . : = = -5 80 = 400. , , .