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ÁöÇý Ű¿ì´Â ¿µ¾î(Á¦ 36 ȸ) : ´Ù¼¸ ¼ýÀÚ ¹øÈ£?(3)

LV47 alexÇÒ¹è

2026-04-16 ¿ÀÈÄ 11:19:33 | Á¶È¸ : 224


ÁöÇý Ű¿ì´Â ¿µ¾î(Á¦ 36 ȸ) : ´Ù¼¸ ¼ýÀÚ ¹øÈ£?(3)

english that cultivates wisdom !

 

[¹®] :

there is a five-digit number, no zeroes,

´Ù¼¸ ¼ýÀÚ·Î µÈ ÇϳªÀÇ ¹øÈ£°¡ Àִµ¥, ¿µÀº ¾È µÇ°í,

in which the second digit is three times the first,

µÑ° ¼ýÀڴ ù°ÀÇ ¼¼(3) ¹èÀ̰í,

the third is one more than the second,

¼Â° ¼ýÀÚ´Â µÑ°º¸´Ù Çϳª(1)°¡ ´õ ¸¹°í,

 

the fourth is four times the first,

³Ý° ¼ýÀڴ ù°ÀÇ ³×(4) ¹èÀ̸ç,

 

and the last is one-half more than the second.

±×¸®°í ³¡ ¼ýÀÚ´Â µÑ°¿¡ Àý¹ÝÀÌ(1/2) ´õ ¸¹´Ù.

 

what is the five-digit number?

¹«¾ùÀÌ ±× ´Ù¼¸ ¼ýÀÚ ¹øÈ£Àϱî?

--

[´ä] ( ) ( ) ( ) ( ) ( )

==

<¿À´ÃÀÇ ¸í¾ð>

every cloud has a silver lining.

/ ¸ðµç ±¸¸§Àº ÀººûÀ¸·Î ºû³ª´Â ÂÊÀÌ ÀÖ´Ù.

--> ÇÏ´ÃÀÌ ¹«³ÊÁ®µµ ¼Ú¾Æ³¯ ±¸¸ÛÀÌ ÀÖ´Ù.

= Á×À» ¼ö°¡ ´ÚÄ¡¸é »ì ¼ö°¡ »ý±ä´Ù.

==

[Á¤´ä ¹× ÇØ¼³]

Á¤´ä : 2 6 7 8 9

ÇØ¼³ :

´Ù¼¸ ¼ýÀÚ¸¦ Â÷·Ê´ë·Î a,b,c,d,e·Î ÇÏ¿© ÁÖ¾îÁø Á¶°Ç´ë·Î Çϸé

1) a=1/3b, b=3a, c=b+1, d=4a, e=b+1/2b

2) ¸¸ÀÏ b=3 À̸é, a=1, d=4, e=3+1/2x3 --> e°¡ Á¤¼ö°¡ ¾Æ´Ï´Ù.

3) ¸¸ÀÏ b=4 À̸é a °¡ Á¤¼ö°¡ ¾È µÈ´Ù.

4) ¸¸ÀÏ b=6À̸é, a=2, c=7, d=8, e=9 °¡ µÈ´Ù.

==

==

[ LV47 alexÇÒ¹è´ÔÀÇ °Ô½Ã±Û ´õ º¸±â (Ŭ¸¯!) ]

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