293  Stamp
How many stamps? 2

Name : _________________

 

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There are 140 stamps which are 6-cent stamps and 8-cent stamps. Altogether they cost 960 cents. How many 6-cent stamps are there?



There are 200 stamps which are 6-cent stamps and 3-cent stamps. Altogether they cost 900 cents. How many 6-cent stamps are there?



There are 120 stamps which are 4-cent stamps and 7-cent stamps. Altogether they cost 630 cents. How many 4-cent stamps are there?



There are 210 stamps which are 3-cent stamps and 4-cent stamps. Altogether they cost 730 cents. How many 3-cent stamps are there?



There are 210 stamps which are 5-cent stamps and 3-cent stamps. Altogether they cost 890 cents. How many 5-cent stamps are there?



There are 160 stamps which are 7-cent stamps and 8-cent stamps. Altogether they cost 1190 cents. How many 7-cent stamps are there?



There are 130 stamps which are 3-cent stamps and 5-cent stamps. Altogether they cost 490 cents. How many 3-cent stamps are there?



¿À´Ã 8¿øÂ¥¸® 5¿øÂ¥¸® ¿ìÇ¥ ÃÑ 260 ÀåÀ» »ç°í, 1690 ¿øÀ» ÁöºÒ ÇßÀ»¶§, ¸î°³ÀÇ 8¿øÂ¥¸® ¿ìÇ¥¸¦ »ò´Â°¡?



There are 250 stamps which are 4-cent stamps and 5-cent stamps. Altogether they cost 1130 cents. How many 4-cent stamps are there?



There are 220 stamps which are 3-cent stamps and 4-cent stamps. Altogether they cost 790 cents. How many 3-cent stamps are there?



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293    80 100 70 110 130 ( 490 )   90 80 130 120 90 ( 510 )   [[ 1000 ]]