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cjj82949321 LV18
发表于 9-12-2012 08:34:23
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WAYNE BOUGHT 3 BOTTLES OF WINE AT$12.5 PER BOTTLE, 5 PACKETS OF FLOUR AT $3.5 PER PACKET AND 3 TRAYS OF EGGS AT$2.8 PER TRAY, THE GST LEVIED IS 7 % IF THE GST LEVIED IS INCREASED TO 10%，CALCULATE THE PERCENTAGE INCREASE IN HIS TOTAL BILL, CORRECT TO 3 SIGNIFICANT FIGURES |
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