孩子3歲
父親或母親28歲
還有2,2,63的可能
加拿大10年級數(shù)學題
加拿大10年級數(shù)學題
一道數(shù)學題..怎么也想不出來了
A census taker came to a house with no one home.He asked a neighbour the ages of the three inhabitants and was told "the product of their ages is 252,the sum of their ages is the house number." Later,the census taker returned saying" I need more information." The reply was "the twins are named Derek and Doreen",the census wrote down the ages and left.
What are their ages?
一道數(shù)學題..怎么也想不出來了
A census taker came to a house with no one home.He asked a neighbour the ages of the three inhabitants and was told "the product of their ages is 252,the sum of their ages is the house number." Later,the census taker returned saying" I need more information." The reply was "the twins are named Derek and Doreen",the census wrote down the ages and left.
What are their ages?
英語人氣：804 ℃時間：2020-06-19 14:47:50
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