À̱â·Á¸é ÁöÇý¸¦ Å°¿ö¶ó!(035)
2023-03-11 ¿ÀÀü 1:31:26 | Á¶È¸ : 673
À̱â·Á¸é ÁöÇý¸¦ Å°¿ö¶ó!(035)
...
<³Ý ¼ýÀÚ ¹øÈ£?(3)>
[¹®] :
³Ý ¼ýÀÚ·Î µÈ ÇϳªÀÇ ¹øÈ£°¡ Àִµ¥,
ù° ¼ýÀÚ´Â ¸¶Áö¸· ¼ýÀÚÀÇ »çºÐÀÇ ÀÏ(1/4)ÀÌ°í,
µÑ° °ÍÀº ù°ÀÇ ¿©¼¸(6) ¹èÀÌ°í,
±×¸®°í ¼Â°´Â µÑ°¿¡ ¼Â(3)À» ´õÇÑ °ªÀÌ´Ù.
¹«¾ùÀÌ ±× ³Ý ¼ýÀÚ ¹øÈ£Àΰ¡?
[´ä] ( ) ( ) ( ) ( )
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[q] :
there is a four-digit number,
in which the first digit is one-fourth of the last digit,
the second digit is 6 times the first digit,
and the third digit is the second digit plus 3.
what is the four-digit number?
<Áß¿ä ´Ü¾î>
dig.it /dídʒ.it.[µú ́.Ÿæ] [µð£](x)
n. ¼Õ°¡¶ô, ¹ß°¡¶ô; ¼Õ°¡¶ôÆø¡¶¾à 0.75ÀÎÄ¡¡·. ¾Æ¶óºñ¾Æ ¼ýÀÚ¡¶0¿¡¼ 9±îÁö; 0À» »©´Â ¼öµµ ÀÖÀ½¡·. ÇÑ ÀÚ¸® ¼ýÀÚ
[Á¤´ä ¹× Çؼ³]
Á¤´ä : 1 6 9 4
Çؼ³ :
³× ¼ýÀÚ¸¦ Â÷·Ê´ë·Î a,b,c,d·Î Çؼ ÁÖ¾îÁø µ¥·Î Çϸé
1) a=1/4d, b=6a, c=b+3, d=4a
2) ¸¸ÀÏ a=1 ·Î Çϸé, b=6, c=9, d=4
==