Mixed2 Mix212

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ÇÑ±Û The ratio of A and B is 7:6, and the ratio
of A and C is 6:7. What is the value of
the ratio of B and C nearest to the 10th?





¿À´Ã 3¿øÂ¥¸® 8¿øÂ¥¸® ¿ìÇ¥ ÃÑ 240
ÀåÀ» »ç°í, 1170 ¿øÀ» ÁöºÒ ÇßÀ»¶§,
¸î°³ÀÇ 3¿øÂ¥¸® ¿ìÇ¥¸¦ »ò´Â°¡?




ÇÑ±Û The ratio of A and B is 6:7, and the ratio
of B and C is 6:7. What is the value of
the ratio of A and C nearest to the 10th?





12 ¸íÀÇ Àϲ۵éÀÌ ¾î¶²ÀÏÀ» ³¡³»´Âµ¥ 8 ÀÏÀÌ °É¸°´Ù.
¸¸ÀÏ 2 ¸íÀÇ Àϲ۵éÀÌ ÇÏ¸é ¸çÄ¥ °É·Á ³¡³»°Ú´Â°¡?





ÄÞÇ»ÅÍ Çϰí ÇÁ·Î±×·¥À» ÇÕÃļ­ $1520 Àε¥,
»ç½ÇÀº ÇÁ·Î±×·¥ °ªÀÌ $280 ´õ ºñ½Î´Ù¸é,
ÇÁ·Î±×·¥¸¸ÀÇ °¡°ÝÀº ¾ó¸¶Àΰ¡?





Áö±Ý º®½Ã°è°¡ 7:45 ¸¦ °¡¸£Å³¶§
ºÐħ°ú ½ÃħÀÌ ¸¸µå´Â ÀÛÀº Á߽ɰ¢À» ã¾Æ¶ó?





420 km ¶³¾îÁø ¾çÂÊ µÎ µµ½Ã¿¡¼­ °¢°¢ µÎ´ëÀÇ ±âÂ÷°¡ ¼­·Î¸¦
ÇâÇØ 70 km/h ¿Í 70 km/hÀÇ ¼Óµµ·Î ´Þ·Á ¿À°íÀÖ´Ù.
µÎ´ëÀÇ ±âÂ÷°¡ ¼­·Î ¸¸³ª´Âµ¥ ¸î½Ã°£ÀÌ °É¸®´Â°¡?





½Ã¼Ò ¹ÞħÁ¡ºÎÅÍ, ¸ö¹«°Ô°¡ 108 lbs ÀÎ ÅèÀÌ 4 ÇÇÀÌÆ®
¸Ö¸® ¾É¾ÆÀÖ°í, ±×ÀÇ µ¿»ýÀº 12 ÇÇÀÌÆ®(ft) ¸Ö¸® ¾É¾ÆÀÖ´Ù.
¹«°ÔÁß½ÉÀ» À§ÇØ, µ¿»ýÀÇ ¸ö¹«°Ô´Â ¾ó¸¶¿©¾ß µÇ´Â°¡?



¸¸ÀÏ 34 members are taking German, 62 are taking
Spanish in my class, and 7 are taking
both subjects, how many students are in the class?





ÄÄÇ»ÅÍ ÇѴ븦 »ç´Âµ¥ 8% ¼¼±ÝÀ» ÇÕÇØ $756 À» ÁöºÒ Çß´Ù.
±×·¯¸é ¼¼±Ý¾øÀÌ ¿ø°¡´Â ¾ó¸¶³ª µÇ¾ú´Â°¡?





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