If 10% of 50% of a number is 30 less than one- quarter of the number what is it?
2 answers:
Make an equation.
.1 X .5 X n = .25 X n - 30
.05n = .25n - 30
30 = .20n
150 = n
Its 5 because 10percent in to 50 is 5 but the quater of thirty is the equal amount of 30
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