895 Stamp |
Name : _________________ |
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There are 240 stamps which are 8-cent stamps and 7-cent stamps. Altogether they cost 1820 cents. How many 8-cent stamps are there? |
There are 180 stamps which are 7-cent stamps and 8-cent stamps. Altogether they cost 1350 cents. How many 7-cent stamps are there? |
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895 140 100 150 130 120 ( 640 ) 90 70 130 80 90 ( 460 ) [[ 1100 ]] | ||
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