465  Leg-Stamp
닭다리 개다리 2

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There are 190 heads of Chickens and Dogs together. Altogether there are 620 legs. How many chickens are there?



There are 190 heads of Chickens and Dogs together. Altogether there are 520 legs. How many chickens are there?



우리 안에 총 190 마리의 닭과 개가 있다. 다리를 세어보니, 총합쳐서 600 다리가 있다. 몇마리의 닭이 우리 안에 있는가?



There are 160 heads of Chickens and Dogs together. Altogether there are 380 legs. How many chickens are there?



There are 160 heads of Chickens and Dogs together. Altogether there are 520 legs. How many chickens are there?

There are 260 stamps which are 6-cent stamps and 9-cent stamps. Altogether they cost 1950 cents. How many 6-cent stamps are there?



There are 200 stamps which are 7-cent stamps and 9-cent stamps. Altogether they cost 1540 cents. How many 7-cent stamps are there?



오늘 6원짜리 7원짜리 우표 총 160장을 사고, 1050 원을 지불 했을때, 몇개의 6원짜리 우표를 샀는가?



There are 210 stamps which are 5-cent stamps and 6-cent stamps. Altogether they cost 1170 cents. How many 5-cent stamps are there?



There are 190 stamps which are 5-cent stamps and 6-cent stamps. Altogether they cost 1010 cents. How many 5-cent stamps are there?

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