數學題(一)父子二人共50歲,子年是父年的25%,求子多少歲?
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Let x = father's age,
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<br>x + 0.25x = 50
<br>1.25x = 50
<br>x = 40
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<br>So son's age = 0.25(40) = 10
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謝謝你
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咁既問題都要問?? 我睇完係條題目除手已經心算完喇
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小學題目??
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我數學真係差:( 要搵人幫我補數學至得