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Anonymous
40% = 0.4 Therefore, 40% off $90= $90 - (0.4 x $90) = $54
Wiki User
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40% of $90= 40% * 90= 0.4 * 90= $36
30% off $90 = $90 - (0.3 x $90) = $63
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90
10 percent off is 90% of 270 dollars 270 x 0.9 = 243 270 - 10% is $243.00