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פּוֹפּוּלָרִי Word Problems >

Lauren's age is half of Joe's age. Emma is four years older than Joe. The sum of Lauren, Emma, and Joe's age is 50. How old is Joe?

פתרון

L a u re n^{'} s a g e i s ha l f o f J o e^{'} s a g e . E mma i s f o u r ye a rs o l d er t han J oe . T h e s u m o f L a u re n, E mma, an d J o e^{'} s a g e i s 50. Ho w o l d i s J oe ?

פתרון

Joe^{'} s age is : 18 \frac{2}{5}

צעדי פתרון

Translate the problem into an equation:

\frac{1}{2} x + x + 4 + x = 50

\frac{1}{2} x + x + 4 + x = 50, x

פתור בשביל:

x = \frac{92}{5}

הסב שבר מדומה למספר מעורב:

18 \frac{2}{5}

Joe^{'} s age is : 18 \frac{2}{5}

דוגמאות פופולריות

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