A red candle is 8 inches tall and burns at a rate of 7/10 inch per hour. A blue candle is 6 inches tall and burns at a rate of

Question

A red candle is 8 inches tall and burns at a rate of 7/10 inch per hour. 
A blue candle is 6 inches tall and burns at a rate of 1/5 inch per hour. 
After how many hours will both candles be the same height? Enter your answer in the box.

Kunduz · Accepted Answer

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