On a snowy winter’s eve, two candles are lit at the exact same time. A 18-inch candle and a 21-inch candle are lit at the exact same t

Question

On a snowy winter’s eve, two candles are lit at the exact same time. A 18-inch candle and a 21-inch
candle are lit at the exact same time. The 18-inch candle burns 2 inches every hour. The 21-inch
candle burns 3 inches every hour.

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Ngọc Diệp 4 years 2021-08-28T07:15:03+00:00 1 Answers 9 views 0

Answers ( )

  1. linhdan
    0
    2021-08-28T07:16:13+00:00
    Reply

    25 more minutes the candle was burning

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )