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ÁöÇý Ű¿ì´Â ¿µ¾î(Á¦ 26 ȸ) : ±×´Â ¸î ½Ã¿¡ ¶°³ª¾ß Çϳª?

LV47 alexÇÒ¹è

2026-04-05 ¿ÀÈÄ 9:35:10 | Á¶È¸ : 291


ÁöÇý Ű¿ì´Â ¿µ¾î(Á¦ 26 ȸ) : ±×´Â ¸î ½Ã¿¡ ¶°³ª¾ß Çϳª?

english that cultivates wisdom !

 

[¹®] :

a man walks to his friends house at 2 miles per hour.

¾î¶² ³²ÀÚ°¡ ½Ã°£´ç 2 ¸¶ÀÏÀÇ ¼Óµµ·Î Ä£±¸ÀÇ ÁýÀ¸·Î °É¾î¼­ °£´Ù.

 

he spends an hour eating lunch,

±×´Â Á¡½ÉÀ» ¸Ô´Âµ¥ ÇÑ ½Ã°£À» º¸³»°í,

 

and then rides home on his friends bicycle,

five times faster than he walks.

±×¸®°í´Â Ä£±¸ÀÇ ÀÚÀü°Å¸¦ Ÿ°í ÁýÀ¸·Î ¿À´Âµ¥,

°È´Â °Íº¸´Ù ´Ù¼¸ ¹è°¡ ºü¸£´Ù.

the distance to his friends house is 10 miles.

±×ÀÇ Ä£±¸ÀÇ Áý±îÁö °Å¸®´Â 10 ¸¶ÀÏÀÌ´Ù.

 

at what time must he leave home

in order to complete the round trip and return by 4 p.m.?

±×°¡ ¿Õº¹¿©Á¤À» ¿ÏÀüÈ÷ ¸¶Ä¡°í ¿ÀÈÄ 4½Ã±îÁö Áý¿¡ µ¹¾Æ¿À·Á¸é

¸î ½Ã¿¡ ¹Ýµå½Ã ÁýÀ» ¶°³ª¾ß Çϴ°¡?

º¸±â : °¡) 8 a.m. ³ª) 9 a.m. ´Ù) 10 a.m. ¶ó) 11 a.m.

--

[´ä] ( )

==

<Áß¿ä ´Ü¾î>

bi.cy.cle /bái.sìk.l/[¹ÙÀÌ ́.ší ̀.À»]

n. ÀÚÀü°Å go by ~ =go on a ~ / ÀÚÀü°Å·Î °¡´Ù¡¶to¡·

vi. ÀÚÀü°Å¸¦ Ÿ´Ù.


fast.er /f©¡́s.tǝr/[¤¾ÆÐ^¾Æ½º ́.ÅÍ(¾î)¤©]

a. fast ÀÇ ºñ±³±Þ : ´õ ºü¸£°Ô

==

<¿À´ÃÀÇ ¸í¾ð>

cut off your nose to spite your face.

/ ¾ó±¼À» ÀúÁÖÇϱâ À§ÇØ ÄÚ¸¦ ÀÚ¸¥´Ù.

--> ³²À» ÇØÄ¡·Á´Ù µµ¸®¾î Á¦°¡ ºÒÀÌÀÍÀ» ¹Þ´Ù. ´©¿ö ħ ¹ñ±â

==

[Á¤´ä ¹× ÇØ¼³]

Á¤´ä : ³ª) 9 a.m.

ÇØ¼³ :

1) °¥ ¶§ : 10 miles(°Å¸®) ¡À 2 / mph(¼Óµµ) = 5½Ã°£(¼Ò¿ä)

2) ¿Ã ¶§ : 10 miles(°Å¸®) ¡À 10 / mph(¼Óµµ) = 1½Ã°£(¼Ò¿ä)

3) Á¡ ½É : 1 ½Ã°£

¡Å a) : 1) + 2) + 3) = 7 ½Ã°£(¿Õº¹)

b) : 16½Ã(4.p.m. - µ¹¾Æ¿Í¾ß ÇÒ ½Ã°£) - 7 ½Ã°£ = 9 a.m.

==

==

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

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