30% of (150 of anything) is 45 of them.
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30% of 150 = 30% * 150 = 0.3 * 150 = 45
150 x (1 - 20/100) = 150 x 0.8 = 120 Therefore, 20 percent off 150 pounds is 120 pounds.
Subtracting 30 percent from 150 gives 150 x (1 - (30/100)) = 105.
To find 30 percent off 69 pounds, first calculate 30 percent of 69, which is 20.7 pounds (0.30 x 69). Subtract this amount from the original price: 69 - 20.7 = 48.3 pounds. Therefore, 30 percent off 69 pounds is 48.3 pounds.
150% of 45= 150% * 45= 1.5 * 45= 67.5