Two candles of equal lengths and of different thickness are there. The thicker one will last of six hours. The thinner 2 hours less than the thicker one. Ramesh light the two candles at the same time. When he went to bed he saw the thicker one is twice the length of the thinner one. For how long did Ramesh lit two candles .

2 Answers on this Question

1. In 3 hours thinker candle becomes half
   In the same time thinner candle becomes one fourth. Now the
   required condition is satisfied. So 3 Hours

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2. 2 hours.
   because,
   thick = 6 part
   thin = 4 part
   after 1st hour the ratio will be 5:3
   after 2nd hour the ratio will be 4:2
   hence 4:2 ie., twice more than thinner. this happened
   after 2hrs.
   so 2hrs is the answer

   Reply