At a certain bowling alley, it costs $0.50 to rent bowling shoes for the day and $1.25 to bowl 2 games. If a person has $12.80 and must rent shoes, what is the greatest number of complete games that person can bowl in one day? Select:  A) 7  B) 8  C) 9  D) 19  E) 21
After renting bowling shoes the person is left with $12.80-$0.5=$12.30, which is enough for 12.3/1.2512.80- 0.5= 
<gadget id="calculator">12.80- 0.5</gadget>
<output>12.3</output>
$12.30, which is enough for 12.3/1.25= 
<gadget id="calculator">12.3/1.25</gadget>
<output>9.84</output>
9.84(2)=19.68&lt;21. ~ 19 games   Answer: 19.
<result>D</result>
At a certain bowling alley, it costs $0.50 to rent bowling shoes for the day and $1.25 to bowl 2 games. If a person has $12.80 and must rent shoes, what is the greatest number of complete games that person can bowl in one day?