248  Leg-Stamp
닭다리 개다리 2

Name : _________________

refresh

There are 130 heads of Chickens and Dogs together. Altogether there are 440 legs. How many chickens are there?



There are 190 heads of Chickens and Dogs together. Altogether there are 480 legs. How many chickens are there?



우리 안에 총 130 마리의 닭과 개가 있다. 다리를 세어보니, 총합쳐서 420 다리가 있다. 몇마리의 닭이 우리 안에 있는가?



There are 170 heads of Chickens and Dogs together. Altogether there are 580 legs. How many chickens are there?



There are 150 heads of Chickens and Dogs together. Altogether there are 360 legs. How many chickens are there?

There are 190 stamps which are 8-cent stamps and 4-cent stamps. Altogether they cost 1280 cents. How many 8-cent stamps are there?



There are 190 stamps which are 4-cent stamps and 8-cent stamps. Altogether they cost 1160 cents. How many 4-cent stamps are there?



오늘 4원짜리 5원짜리 우표 총 130장을 사고, 580 원을 지불 했을때, 몇개의 4원짜리 우표를 샀는가?



There are 240 stamps which are 4-cent stamps and 9-cent stamps. Altogether they cost 1560 cents. How many 4-cent stamps are there?



There are 250 stamps which are 7-cent stamps and 4-cent stamps. Altogether they cost 1450 cents. How many 7-cent stamps are there?

+(         )

(         )+

++[[          ]]++