์˜ˆ๋ฅผ๋“ค์–ด 5๋ฒˆ์„ ๊ฐ™์€ ์‹œ๋“œ๋กœ ๋งค๋งคํ•ฉ๋‹ˆ๋‹ค.


10ํ”„๋กœ ์ต์ ˆ ํ•œ๋ฒˆ ํ–ˆ๋‹ค๊ณ  ๊ฐ€์ •ํ•˜๋ฉด,


2ํ”„๋กœ 4๋ฒˆ ์†์ ˆ๊ฑธ๊ณ  ๊ทธ ์ค‘ย ๋ฐฉํ–ฅ ํ•œ๋ฒˆ๋งŒ ๋” ๋งž์ถ”๋ฉด 20ํ”„๋กœย 


์ด ๋งค๋งค๋ฒ• ์–ด๋–ฐ?