A group leader buys pins and maps for members of a tour group. Including taxes, the group leader pays $0.75 for each pin and $3.00 for each map, spending a total of exactly $18.00. Which combination of pins and maps is possible for the given amounts?

Which best describes a central bank's primary goals? limiting inflation and reducing unemployment reducing unemployment and maintaining cash flow controlling stagflation and reducing unemployment managing credit and ensuring the money supply's liquidity