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If a five-hour candle and a six-hour candle were lit at the same time, how much time would elapse before one............

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If a five-hour candle and a six-hour candle were lit at the same time, how much time would elapse before one candle would be five times longer than the other?

posted Aug 17, 2019 by Deepak Chitragar

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1 Answer

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L - length of the candle
x = hours spent on candle burning.
5L((5 - x)/5) = L((6 - x)/6)
5*(5 - x)*6 = 5*(6 - x)
150 - 30x = 30 - 5x
25x = 120
x = 120/25 = 4 hours & 48 minutes.

answer Aug 18, 2019 by Tejas Naik



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