203  Leg-Stamp
닭다리 개다리 2

Name : _________________

refresh

There are 110 heads of Chickens and Dogs together. Altogether there are 360 legs. How many chickens are there?



There are 150 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 360 다리가 있다. 몇마리의 닭이 우리 안에 있는가?



There are 170 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 280 legs. How many chickens are there?

There are 280 stamps which are 8-cent stamps and 9-cent stamps. Altogether they cost 2370 cents. How many 8-cent stamps are there?



There are 220 stamps which are 8-cent stamps and 6-cent stamps. Altogether they cost 1520 cents. How many 8-cent stamps are there?



오늘 3원짜리 8원짜리 우표 총 250장을 사고, 1250 원을 지불 했을때, 몇개의 3원짜리 우표를 샀는가?



There are 210 stamps which are 5-cent stamps and 4-cent stamps. Altogether they cost 960 cents. How many 5-cent stamps are there?



There are 240 stamps which are 8-cent stamps and 6-cent stamps. Altogether they cost 1700 cents. How many 8-cent stamps are there?

+(         )

(         )+

++[[          ]]++