½ºÅ͵ðȦ¸¯ ·Î°í

> °¡ÀÔ  > ·Î±×ÀÎ

Q&A ºÎ¸ð Çлý »ýȰ À¯¸Ó °¨µ¿ Ä®·³ ÇС¤±³

¿µ¾î°øºÎ

ÁöÇý Ű¿ì´Â ¿µ¾î(Á¦ 61 ȸ) : Æò±Õ¼Óµµ(2)

LV47 alexÇÒ¹è

2026-05-09 ¿ÀÈÄ 11:47:21 | Á¶È¸ : 224


ÁöÇý Ű¿ì´Â ¿µ¾î(Á¦ 61 ȸ) : Æò±Õ¼Óµµ(2)

english that cultivates wisdom !


[¹®] :

two youngsters were running as hard as they could.

µÎ ÀþÀºÀ̰¡ ±×µéÀÌ ÇÒ ¼ö ÀÖ´Â ÇÑ Èû²¯ ´Þ¸®°í ÀÖ¾ú´Ù.

 

they averaged 6 miles per hour, and then had to rest.

±×µéÀº Æò±Õ ½Ã°£´ç 6¸¶ÀÏÀ̾ú´Ù. ±×¸®°ï ½¬¾î¾ß Çß´Ù.

 

on the way back,

they averaged only 4 miles per hour for the same distance.

¿À´Â ±æ¿£,

°°Àº °Å¸®¸¦ ½Ã°£´ç ´ÜÁö Æò±Õ 4¸¶ÀÏÀÌ °É·È´Ù.

 

not counting resting time,

what was their average speed?

È޽Ľð£Àº °è»ê ÇÏÁö ¾Ê°í,

±×µéÀÇ Æò±Õ ¼Óµµ´Â ¾ó¸¶¿´´Â°¡?

 

º¸±â : °¡) 4.6 / mph ³ª) 4.8 " ´Ù) 5.0 " ¶ó) 5.5 "

--

[´ä] ( )

==

<¿À´ÃÀÇ ¸í¾ð>

little drops of water make the mighty ocean.

/ ÀÛÀº ¹°¹æ¿ïÀÌ Èû ¼¾ ´ë¾çÀÌ µÈ´Ù. --> ³«¼ö(Ñæâ©)°¡ ¹ÙÀ§¸¦ ¶Õ´Â´Ù.

==

[Á¤´ä ¹× ÇØ¼³]

Á¤´ä : ³ª) 4.8 /mph

ÇØ¼³ :

°Å¸®¸¦ ¼Ò¿ä½Ã°£À¸·Î ³ª´©¸é µÈ´Ù.

you just need to divide the distance by the time taken.

¿¹¸¦ µé¾î 12¸¶ÀÏÀ» ´Þ¸°´Ù Ä¡ÀÚ,

for example, lets say you run 12 miles.

±×·¯¸é °¡´Â µ§ 2 ½Ã°£, ¿À´Â µ§ 3½Ã°£ÀÌ °É¸°´Ù.

then it takes 2 hours to get there and 3 hours to come back.

±×·¯¹Ç·Î ¿Õº¹ 24¸¶ÀÏ¿¡ 5½Ã°£ÀÌ ¼Ò¿ä µÇ¾úÀ¸´Ï --

therefore, since it took 5 hours for a round trip of 24 miles --

¡Å 24 ¡À 5 = 4.8

==

==

 

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

ÃßõÇϱâ

·Î±×ÀÎ ÇÏ½Ã°í µ¡±Ûµµ Àо¼¼¿ä.
µ¡±ÛÀÌ ¾ø½À´Ï´Ù. ù µ¡±ÛÀÇ ÁÖÀΰøÀÌ µÇ¾îÁÖ¼¼¿ä! ^^