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Popular Word Problems >

a number that when decreased by 30% is 72

Solution

a n u mb er t ha t w h e n d ecre a se d b y 30% i s 72

Solution

Amount before reduction : 102.85714 \dots

Solution steps

Translate the problem into an equation:

72 = x - 0.3 x

72 = x - 0.3 x : x = \frac{720}{7}

\frac{720}{7} = 102.85714 \dots

Amount before reduction : 102.85714 \dots

Popular Examples

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