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2024-05-02 pm 8:11:00
24.--.113.179
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2024-05-02 pm 8:12:00
174.--.98.14
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2  ***
2024-05-02 pm 8:35:00
75.--.95.31
´ÏŬ 40%, ƼŸ´½ 60% ¸é ƼŸ´½ÀÇ ¾çÀÌ ´ÏŬÀÇ 1.5 ¹èÀݾƿä. (60 / 40 = 1.5)
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Àüü °¡°ÝÀº 0.5 x + 2.7 x = 3.2 x Àε¥ ±×°Ô $102.40 À̴ϱî¿ä. x = 102.40 / 3.2 = 32 ÀÌ°í ´ÏŬÀÌ 32 ¿Â½º ÀÖ´Â °ÅÁÒ.
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3  ***
2024-05-02 pm 8:40:00
71.--.59.88
ÀÏ´Ü nickel°ú titaniumÀÇ ºñÀ²À» ±â¾ïÇÏ¼Å¾ß ÇÕ´Ï´Ù. NickelÀ» NÀ¸·Î ³õ°í TitaniumÀ» T·Î ³õ°Ú½À´Ï´Ù. ±×·³ N:T=40:60 ÀÌÁÒ? ÀÌ°ÍÀ» ¸ÕÀú Ç®¸é T=(3/2)xN À̶ó´Â ½ÄÀÌ ³ª¿É´Ï´Ù. ±³Á¤±â ¸¸µå´Âµ¥ ºñ¿ëÀÌ $102.4 µé¾ú´Ù°í ÇÏÁÒ? ÀÌ°ÍÀ» ½ÄÀ¸·Î º¸¿©ÁÖ¸é NickelÀº ounce´ç $0.50, Titanium Àº ounce´ç $1.80 À̵ç´Ù°í ÇÏ¿´À¸´Ï 0.5xN+1.8xT=102.4 ¶ó´Â ½ÄÀÌ ¿Ï¼º µË´Ï´Ù. ÀÌ ½Ä¿¡ ¾Æ±î ³ª¿Â ½ÄÀ» ´ëÀÔÇϼ¼¿ä. ±×·³ 0.5xN+1.8x(3/2)N=102.4°¡ µË´Ï´Ù. ±×·³ 0.5N+2.7N=102.4 Áï, 3.2N=102.4°¡ µÇ¹Ç·Î N=32°¡ ³ª¿À³×¿ä. ±×·³ T´Â 48ÀÌ ³ª¿À³×¿ä. ±×·¯¹Ç·Î manufacture¿¡¼­ »ç´Â NickelÀº 32 ounces°¡ µé°í TitaniumÀº 48ounce °¡ µç´Ù°í ³ª¿É´Ï´Ù. Á¤´äÀº nickel 32 ounce ¶ó°í ÇÏ¸é µË´Ï´Ù.
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