0
Anonymous
40% off 30:
= 40% discount applied to 30
= 30 - (40% x 30)
= 30 - (0.40 x 30)
= 30 - 12
= 18
Wiki User
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25 percent off of 40 is 30.
28
30 of 40 is 75 percent.
30 * 40% = 30 * 0.40 = 12
30 percent off of $30 would be $9 off.