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Popolare Word Problems >

I am ten years old. My brother is half my age. How old will my brother be when I am twenty years old

Soluzione

I am t e n ye a rs o l d . M y b ro t h er i s ha l f m y a g e . Ho w o l d w i ll m y b ro t h er b e w h e n I am tw e n t y ye a rs o l d

Soluzione

Brothe r^{'} s age in 20 years : 25

Plug in to find h o w o l d w i ll m y b ro t h er b e w h e n I am 20 ye a rs o l d

Fasi della soluzione

me : 10

Brother : \frac{1}{2} \cdot 10

\frac{1}{2} \cdot 10 + 20 = 25

Brothe r^{'} s age in 20 years : 25

Plug in to find h o w o l d w i ll m y b ro t h er b e w h e n I am 20 ye a rs o l d

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