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受欢迎的 Word Problems >

will is twice as old as jill. three years ago, jill age was two fifths will age then. how old is each now

解答

w i ll i s tw i ce a s o l d a s ji ll . t h ree ye a rs a g o, ji ll a g e w a s tw o f i f t h s w i ll a g e t h e n . h o w o l d i s e a c h n o w

解答

Jill^{'} s age is : 3 \frac{2}{5}

Will^{'} s age is : 6 \frac{4}{5}

求解步骤

Translate the problem into an equation:

x - 3 = \frac{2}{5}

求解

x, x - 3 = \frac{2}{5} : x = \frac{17}{5}

找到 age

Jill^{'} s age is : 3 \frac{2}{5}

Will^{'} s age is : 6 \frac{4}{5}

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