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Popolare Word Problems >

A pitcher is 30 years old, and a vase is 22 years old. How many years ago was the pitcher twice as old as the vase?

Soluzione

A p i t c h er i s 30 ye a rs o l d, an d a v a se i s 22 ye a rs o l d . Ho w man y ye a rs a g o w a s t h e p i t c h er tw i ce a s o l d a s t h e v a se ?

Soluzione

Number of years ago : 14

Fasi della soluzione

Translate the problem into an equation:

2 (22 - x) = 30 - x

Risolvi per

x, 2 (22 - x) = 30 - x : x = 14

Number of years ago : 14

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