Chris puts one tenth of each paycheck into savings. Her current paycheck is \$200. She decides to also put into savings any amount she earns over \$200. The expression below represents the percent of her paycheck that Chris saves when she makes $x$ dollars more than her current paycheck:



$\frac{100(x+20)}{x+200}$



Identify the meaning of each of the following expressions:

• Original ratio of saved to total
  
• Final ratio of saved to total
  
• Final amount saved per paycheck