Adding percentages

55%+36%+88%+71%+100=63%
what is whole (X)?

Percents can be added directly together if they are taken from the same whole, which means they have the same base amount. .. . You would add the two percentages to find the total amount.

Correct result:

X =  18

Solution:


0.55•X+0.36•X+0.88•X+0.71•X+X= 63

3.5X = 63

X = 18

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