Mathematics, 18.08.2019 16:30, EthanIsHyper

Solve these coin problems:
1) james bought 80 postage stamps for which he paid $18.40. some were 1 cent stamps and some were 33 cent stamps. how many of each kind did he buy?
2) a postal clerk sold 75 stamps for $19.90. some were 20 cent and some were 34 cent stamps. how many of each kind did he sell?

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Solve these coin problems:
1) james bought 80 postage stamps for which he paid $18.40. some w...