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شائع 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 80. How old is Joe?

الحلّ

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 80. Ho w o l d i s J oe ?

الحلّ

Joe^{'} s age is : 30 \frac{2}{5}

خطوات الحلّ

Translate the problem into an equation:

\frac{1}{2} x + x + 4 + x = 80

\frac{1}{2} x + x + 4 + x = 80, x

حلّ لـ:

x = \frac{152}{5}

حوّل من كسر تخيّليّ لعدد مختلط:

30 \frac{2}{5}

Joe^{'} s age is : 30 \frac{2}{5}

أمثلة شائعة

FATIMA IS 12 years younger than Aslam . 6years later ASLAM will be twice as old as fatima .find their present ages Tim's age is half of Joe's age. Emma is four years older than Joe. The sum of Tim, Emma, and Joe's age is 54. How old is Joe?Andy is now 25 years older than his brother, Bob. In 15 years Andys age will be twice Bobs age then. How old are Andy and Bob now?Michael is 4 times as old as Brandon and is also 27 years older than Brandon. How old is Michael?Tanya is 28 years older than Marcus. In 6 years, Tanya will be three times as old as Marcus. How old is Tanya now?