20% of 150 is 30
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20, as a percentage of 150 = 100*20/150 = 13.33...%
150 - 20% = 150 x (1 - (20/100)) = 150 x 0.8 = 120
20% of 150 = 3020% of 150= 20% * 150= 0.20 * 150= 30
20 x 7.5 = 150
150 x (1 - 20/100) = 150 x 0.8 = 120 Therefore, 20 percent off 150 pounds is 120 pounds.