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인기 있는 Word Problems >

george is 10 years older than bob. In 4 years he will be twice as old as bob. Find the present age of each

해법

g eor g e i s 10 ye a rs o l d er t han b o b . I n 4 ye a rs h e w i ll b e tw i ce a s o l d a s b o b . F in d t h e p rese n t a g e o f e a c h

해법

George^{'} s age is : 16

Bob^{'} s age is : 6

솔루션 단계

Translate the problem into an equation:

x + 4 = 2 (x - 10 + 4)

x

해결 대상

, x + 4 = 2 (x - 10 + 4) : x = 16

age 찾다

George^{'} s age is : 16

Bob^{'} s age is : 6

인기 있는 예

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