520  ChickenLeg
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There are 110 heads of Chickens and Dogs together. Altogether there are 280 legs. How many chickens are there?



There are 220 heads of Chickens and Dogs together. Altogether there are 640 legs. How many chickens are there?



There are 190 heads of Chickens and Dogs together. Altogether there are 540 legs. How many chickens are there?



There are 190 heads of Chickens and Dogs together. Altogether there are 500 legs. How many chickens are there?



There are 180 heads of Chickens and Dogs together. Altogether there are 520 legs. How many chickens are there?



There are 110 heads of Chickens and Dogs together. Altogether there are 300 legs. How many chickens are there?



There are 70 heads of Chickens and Dogs together. Altogether there are 200 legs. How many chickens are there?



¿ì¸® ¾È¿¡ ÃÑ 120 ¸¶¸®ÀÇ ´ß°ú °³°¡ ÀÖ´Ù. ´Ù¸®¸¦ ¼¼¾îº¸´Ï, ´Ù¸®¸¦ ¼¼¾îº¸´Ï, ÃÑÇÕÃļ­ 300 ´Ù¸®°¡ ÀÖ´Ù. ¸î¸¶¸®ÀÇ ´ßÀÌ ¿ì¸® ¾È¿¡ Àִ°¡?



There are 180 heads of Chickens and Dogs together. Altogether there are 600 legs. How many chickens are there?



There are 140 heads of Chickens and Dogs together. Altogether there are 360 legs. How many chickens are there?



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520    80 120 110 130 100 ( 540 )   70 40 90 60 100 ( 360 )   [[ 900 ]]