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Popolare Word Problems >

Fifteen years ago, Alaura was one fourth her age in 15 years

Soluzione

F i f t ee n ye a rs a g o, A l a u r a w a s o n e f o u r t h h er a g e in 15 ye a rs

Soluzione

Alaura^{'} s age is : 25

Fasi della soluzione

Translate the problem into an equation:

x - 15 = \frac{1}{4} (x + 15)

Risolvi per

x, x - 15 = \frac{1}{4} (x + 15) : x = 25

Alaura^{'} s age is : 25

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