Բ ϱ Խ

ź¼ ̿ ݺȭ

߰

εа

*

2020.07.05

P130 18 ؿؼ Ӵ ź¼=0.8=䷮ ȭ(x%)/ ȭ(10%) Ǿִɵ ䷮ ȭ x ñմϴ. Ʈ䷮ 2% ߴٶ ִµ װ ϸȵǴ°ǰ? ؼ ظѰ ϴ..

ϼ 亯

2020.07.06
ȳϼſ ~

ź¼ ۿ ƴ϶
ҵź¼ ۿϿ ü ䷮ ȭ ߻ Դϴ.
ؼ Բ ذ Ȱô ͵ ذ ϴ.

̷ Ǯ° ?
Բ Ͻô ó
Ʈ 10%
ź¼ 0.8̹Ƿ ䷮ 8% մϴ.

׷ ü ䷮ 2% Ѵٴ
ҵ ȭϿ ䷮ 10% þٴ ǹմϴ.

ȭ 8% پµ ü 2% þ
ҵ ȭ ䷮ 10% þ
Ʈ ䷮ 2% ϰ ǰ?

׷ ҵ 󸶳 ȭϿ
䷮ 10% þ Ǵ°  Դϴ.

ҵź¼ 0.5 ䷮ 10%þ
10%/0.5 = 20%Ͽ ?^^

Ͻð ȭϽþ*^^*
ȣ ۼ ȸ
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Խù ˻
ݱ
15 л Ŀ հ

[ ̿ ]

߰ ڰݺ 1:1 н

-

-

/̿

1. ̿
1) û ȳ
2) ̺Ʈ ߺ
3) ſ ڿ Ͽ Ŀ ߰縦 Ŀ ׷ ο Żǰ̳ ̺Ʈ, ֽ ȳ û ⿡ ´ 񽺸 ϱ .
(Ŀ׷: Ŀΰ, Ŀ, Ŀ, Ŀ߱, ĿϺ, Ŀ, Ŀ, Ŀӿ, Ŀ, Ŀ, Ŀҹ, Ŀп, Ŀð, , л, Ŀ )

2. ̿ ׸: ̸, ޴ȣ

3. /̿ Ⱓ: ÷κ 1Ⱓ ̿ϸ, ߰ 1 ıմϴ. ( 2 ) ٸ, ̿Ⱓ ̿뿡 öȸϽô 쿡 ıմϴ.

4. ûڴ ̿ ź ֽϴ. , ź 쿡 û ѵ˴ϴ.


û

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