460  Leg-Stamp
닭다리 개다리 2

Name : _________________

refresh

There are 150 heads of Chickens and Dogs together. Altogether there are 460 legs. How many chickens are there?



There are 180 heads of Chickens and Dogs together. Altogether there are 560 legs. How many chickens are there?



우리 안에 총 70 마리의 닭과 개가 있다. 다리를 세어보니, 총합쳐서 200 다리가 있다. 몇마리의 닭이 우리 안에 있는가?



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



There are 140 heads of Chickens and Dogs together. Altogether there are 440 legs. How many chickens are there?

There are 240 stamps which are 4-cent stamps and 9-cent stamps. Altogether they cost 1510 cents. How many 4-cent stamps are there?



There are 140 stamps which are 6-cent stamps and 3-cent stamps. Altogether they cost 660 cents. How many 6-cent stamps are there?



오늘 7원짜리 4원짜리 우표 총 250장을 사고, 1450 원을 지불 했을때, 몇개의 7원짜리 우표를 샀는가?



There are 270 stamps which are 3-cent stamps and 5-cent stamps. Altogether they cost 1050 cents. How many 3-cent stamps are there?



There are 240 stamps which are 5-cent stamps and 6-cent stamps. Altogether they cost 1290 cents. How many 5-cent stamps are there?

+(         )

(         )+

++[[          ]]++