μ7 ( ) 6 ڷγ19 濪å ȭ ‘Һ 2ź’ Һڵ ȣ ӿ 20 ‘’ƴ.
22 , 6 1Ϻ 20ϱ 20ϰ ‘Һ 2ź’ غ 620 ϰ ƴ.
Ⱓ 20 ̻ ο 49 ü 40%, 20 ̻ 74 ü 60% ƴ.
Һ 2ź 6 1 1ȸ 20 ̻ , Ǵ 20 Һ 5 ߰ ϴ ƴ. ϴ μƼ 10% ϹǷ 20 27 ϰ Ǵ ̴.
ߴ Һ 1ź 3 129 380 ߴ. Һ 2ź 1ź 1/5 Ⱓ ε ū ȣ ̶ ̴.
Һ 2ź ȹ ǥ ȭ ݾ ũ þ Ҵ 2.4迡 ϴ ƴ. Һ 2ź 5 Ϸ ݾ 91 6 Һ Ⱓ Ϸ ݾ 218 ̸ Һ ȿ ߴ.
̷ ȣ Һ װ žҴ.
Һ 1ź 3 (Һ ݾ 15%), 2ź 5 (Һ ݾ 25%) Ȯߴ. ñ ؿ 1ȸ ̹ 20 (, ․․ 1ȸ) ڰ Һ ȿ ٷ Ȯ ֵ ߴ.
, ȭ Һ ذ ִٴ .
̹ 1 Һ ü ξ ȿ Բ ű Կ ū ǹ̸ ΰ ִ.
ȹ “Һ 40% ڷ ̵ ȭ ɼ ٰ ִ”鼭 “ȭ Ϳ Һ ȯ ȮǴ ۿ ”̶ ߴ.
Һ 5 κ 1 ҸǴ ȭ̹Ƿ ݵ ؾ Ѵ. Һ 볻 ȭ Ͽ Ȯ ִ.
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