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受欢迎的 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 234. How old is Pat?

解答

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 234. Ho w o l d i s P a t ?

解答

Joe^{'} s age is : 92

Emma^{'} s age is : 96

Lauren^{'} s age is : 46

求解步骤

Translate the problem into an equation:

\frac{1}{2} x + x + 4 + x = 234

求解

x, \frac{1}{2} x + x + 4 + x = 234 : x = 92

找到 age

Joe^{'} s age is : 92

Emma^{'} s age is : 96

Lauren^{'} s age is : 46

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