Answer:
Hope this helps!!
Step-by-step explanation:
1200 x .25 = 300/ 1200 -300 = 900
900 x .25 = 225/ 900 - 225= 675
675 x .25 = 168.75/ 675 - 168.75= 431.25
431.25 x .25 = 107.8125/ 431.25 - 107.8125 = 323.4375
323.4375 x .25 = 80.859 / 323.4375 - 80.859 =242.758
10.9
4 1/2 plus 6 2/5=10.9
$16.91
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hope this helps :)