Answer:
400,320
Step-by-step explanation:
( #1 x #2) 5 x 8 = 40
(Ans x #3) 40 x 3 = 120
(Ans x #4) 120 x 8 = 960
(Ans x #5) 960 x 10 = 9,600
(Ans x #6) 9,600 x 13.9 = 133,440
(Ans x #7) 133,440 x 3 = 400,320
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