如何列式,看不懂題意?

Attachment image

1 個解答

評分
  • 2 月 前

    735m : 588s = 990m : Xs

    => X = 588s*990m/735m

    => X = 792s = 13 minutes 12 seconds

    • 登入以回覆解答
還有問題嗎?立即提問即可得到解答。