264  Stamp
How many stamps? 2

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There are 130 stamps which are 6-cent stamps and 3-cent stamps. Altogether they cost 600 cents. How many 6-cent stamps are there?



There are 210 stamps which are 6-cent stamps and 3-cent stamps. Altogether they cost 990 cents. How many 6-cent stamps are there?



There are 200 stamps which are 3-cent stamps and 8-cent stamps. Altogether they cost 1050 cents. How many 3-cent stamps are there?



There are 120 stamps which are 3-cent stamps and 7-cent stamps. Altogether they cost 560 cents. How many 3-cent stamps are there?



There are 140 stamps which are 6-cent stamps and 7-cent stamps. Altogether they cost 900 cents. How many 6-cent stamps are there?



There are 200 stamps which are 5-cent stamps and 7-cent stamps. Altogether they cost 1120 cents. How many 5-cent stamps are there?



There are 140 stamps which are 8-cent stamps and 9-cent stamps. Altogether they cost 1180 cents. How many 8-cent stamps are there?



오늘 5원짜리 4원짜리 우표 총 190 장을 사고, 900 원을 지불 했을때, 몇개의 5원짜리 우표를 샀는가?



There are 220 stamps which are 8-cent stamps and 4-cent stamps. Altogether they cost 1320 cents. How many 8-cent stamps are there?



There are 190 stamps which are 6-cent stamps and 7-cent stamps. Altogether they cost 1220 cents. How many 6-cent stamps are there?



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264    70 120 110 70 80 ( 450 )   140 80 140 110 110 ( 580 )   [[ 1030 ]]