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Popolare Word Problems >

Ben is 20 years older than Daniel. Ben and Daniel first met two years ago. Three years ago, Ben was 3 times as old as Daniel. How old is Ben now?

Soluzione

B e n i s 20 ye a rs o l d er t han D ani e l . B e n an d D ani e l f i rs t m e t tw o ye a rs a g o . T h ree ye a rs a g o, B e n w a s 3 t im es a s o l d a s D ani e l . Ho w o l d i s B e n n o w ?

Soluzione

Ben^{'} s age is : 33

Fasi della soluzione

Translate the problem into an equation:

x - 3 = 3 (x - 20 - 3)

Risolvi per

x, x - 3 = 3 (x - 20 - 3) : x = 33

Ben^{'} s age is : 33

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