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인기 있는 Word Problems >

Bill is twice as old as Bob. Bob is 3 years old. How old is Bill in 5 years?

해법

B i ll i s tw i ce a s o l d a s B o b . B o b i s 3 ye a rs o l d . Ho w o l d i s B i ll in 5 ye a rs ?

해법

Bil l^{'} s age in 5 years : 11

솔루션 단계

Bill : 2 \cdot 3

Bob : 3

2 \cdot 3 + 5 = 11

Bil l^{'} s age in 5 years : 11

인기 있는 예

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