At least 2 ways to do this problem.
First- of means to multiply, percent converts to a decimal by moving th understood decimal to the left 2 places. So .... .05 x 30 = 1.5
Second --- Use a proportion. The saying: Is over of equals percent over 100.
Think of rewording the problem: What is 5 percent of 30?
x / 30 = 5 / 100 ..... now cross multiply and solve for x
100 x = 5(30)
x = 5(30)/100 = 1.5
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5% of 30 = 1.5 = 5% * 30 = 5%/100% * 30 = 0.05 * 30 = 1.5
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find what percent of 30 is 20 how do you get this answer to this problem
5 percent of 30 gallons = 1.5 gallo ns = 5% of 30 gallo ns = 0.05 * 30 = 1.5 gallo ns
5 ÷ 100 × 30 = 1.5