Awireless store owner takes presale orders for a new smartphone and tablet. he gets 320 preorders for the smartphone and 310 orders for the tablet. the combined sale of the preorders is $ 322,000. if the price of a smartphone and a tablet together is $ 1,020, find the cost of one smartphone and the cost of one tablet.

The federal reserve took an expansionary approach during the crisis. this was done by expanding the money supply and boosting liquidity. this can be seen in the fed's actions of lending to banks, purchasing securities, and lowering the federal funds rate in order to lower overall interest rates. the fed's goal was to increase consumer spending and overall liquidity within the system, and they pursued this by expanding the supply of liquid money.