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Popolare Word Problems >

mary is four years younger than bob. bob is three times sams age. the sum of their ages is 59 years. find out the age of each person.

Soluzione

ma ry i s f o u r ye a rs yo u n g er t han b o b . b o b i s t h ree t im es s am s a g e . t h e s u m o f t h e i r a g es i s 59 ye a rs . f in d o u t t h e a g e o f e a c h p erso n .

Soluzione

Bob^{'} s age is : 27

Mary^{'} s age is : 23

Sam^{'} s age is : 9

Fasi della soluzione

Translate the problem into an equation:

x - 4 + x + \frac{x}{3} = 59

Risolvi per

x, x - 4 + x + \frac{x}{3} = 59 : x = 27

Trova age

Bob^{'} s age is : 27

Mary^{'} s age is : 23

Sam^{'} s age is : 9

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