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the number = 20 Let N = the number 30% of N = 15% of 40 30% * N = 15% * 40 0.30N = 0.15* 40 0.30N/0.30 = 6/0.30 N = 20
Finding 15 percent of a number is equivalent to multiplying the number by 0.15. For example, 15 percent of 200 is equal to 200 x 0.15 = 30.
15 is 50% of 30.
15 is what percent of 30= 15 / 30= 0.5Converting decimal to a percentage: 0.5 * 100 = 50%
50 percent