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Zxcoolthomas ∙
40 is 100 percent. 40/100 = 0.4 is 1 percent. 30/0.4 = 75 percent.
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75 percent of 40 is 30, and 30 is the same as 0.3 percent
40% + 30% = 70%
40% of 30 = 12
120
(12 / 30) x 100 = 40Therefore, 12 is 30 percent of 40.