295  Stamp
How many stamps? 1

Name : _________________

refresh

There are 210 stamps which are 4-cent stamps and 9-cent stamps. Altogether they cost 1390 cents. How many 4-cent stamps are there?



There are 180 stamps which are 8-cent stamps and 6-cent stamps. Altogether they cost 1320 cents. How many 8-cent stamps are there?



There are 180 stamps which are 8-cent stamps and 4-cent stamps. Altogether they cost 1000 cents. How many 8-cent stamps are there?



There are 150 stamps which are 4-cent stamps and 9-cent stamps. Altogether they cost 950 cents. How many 4-cent stamps are there?



There are 130 stamps which are 3-cent stamps and 9-cent stamps. Altogether they cost 750 cents. How many 3-cent stamps are there?

There are 200 stamps which are 6-cent stamps and 8-cent stamps. Altogether they cost 1380 cents. How many 6-cent stamps are there?



There are 120 stamps which are 3-cent stamps and 8-cent stamps. Altogether they cost 610 cents. How many 3-cent stamps are there?



There are 210 stamps which are 8-cent stamps and 9-cent stamps. Altogether they cost 1780 cents. How many 8-cent stamps are there?



There are 210 stamps which are 6-cent stamps and 7-cent stamps. Altogether they cost 1330 cents. How many 6-cent stamps are there?



There are 230 stamps which are 4-cent stamps and 5-cent stamps. Altogether they cost 1030 cents. How many 4-cent stamps are there?

+(         )

(         )+

++[[          ]]++