A cоin cоllectоr decides to get rid of bunch of similаr coins. They tаke the coins to а coin dealer who says that they will give the collector $3 for each coin dated before 1970 and $1.75 for each coin dated 1970 or later. The collector knows that they brought in 96 coins. The dealer looks at the coins and says they will give the collector $206.75. How many coins dated 1970 or later did the collector bring in?