The price of a hairpiece was increased from $500 to $550. what was the percent of increase? 9.1%. 10%. 20%. 25%. none of these.

How does the federal reserve stabilize and safeguard the nation’s economy? (select all that apply.) it distributes currency and oversees fiscal conditions. it implements american monetary policy. it regulates banks and defends consumer credit rights. it regulates and oversees the nasdaq stock exchange.