Two candles of the same length are lighted at the same time. The first is consumed in 12 hours and the second in 8 hours. Assuming that each candle burns at a constant rate, in how many hours after being lighted was the first candle twice the length of the second?

Option 1 -

2 hour

Option 2 -

4 hours

Option 3 -

6 hours

Option 4 -

None of these

0 2 Views | Posted a month ago
Asked by Shiksha User

  • 1 Answer

  • R

    Answered by

    Raj Pandey | Contributor-Level 9

    a month ago
    Correct Option - 3


    Detailed Solution:

    After x hours x 1 2  of the first candle is burnt out = x 8  of the second is burnt out.

    Remaining parts are (1x12)and (1x8)

    Now, (1x12)=2 (1x8)orx=6hrs.

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