126  Leg-Stamp
닭다리 개다리 1

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There are 260 heads of Chickens and Dogs together. Altogether there are 760 legs. How many chickens are there?



There are 230 heads of Chickens and Dogs together. Altogether there are 720 legs. How many chickens are there?



There are 150 heads of Chickens and Dogs together. Altogether there are 520 legs. How many chickens are there?



There are 130 heads of Chickens and Dogs together. Altogether there are 340 legs. How many chickens are there?



There are 160 heads of Chickens and Dogs together. Altogether there are 440 legs. How many chickens are there?

There are 190 stamps which are 6-cent stamps and 4-cent stamps. Altogether they cost 900 cents. How many 6-cent stamps are there?



There are 180 stamps which are 6-cent stamps and 5-cent stamps. Altogether they cost 990 cents. How many 6-cent stamps are there?



There are 220 stamps which are 8-cent stamps and 3-cent stamps. Altogether they cost 1160 cents. How many 8-cent stamps are there?



There are 190 stamps which are 6-cent stamps and 3-cent stamps. Altogether they cost 810 cents. How many 6-cent stamps are there?



There are 230 stamps which are 8-cent stamps and 7-cent stamps. Altogether they cost 1730 cents. How many 8-cent stamps are there?

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