(12 / 30) x 100 = 40
Therefore, 12 is 30 percent of 40.
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12 x (1 - (30/100)) = 12 x 0.7 = 8.4. Therefore, subtracting 30 percent from 12 gives 8.4.
12 / 40 as percentage = (12 * 100) 40 = 30 %
Using algebra to solve this problem (12 + .25x = 30), the answer (x) is 72.
r = 30 30% of r = 30% of 30 = 9 so 9 is 75% of s so s = 12 so 50% of s = 50% of 12 = 6
40% + 30% = 70%
40% of 30 = 12