Two candles A and B of the same height are lighted at the same instant. A is consumed in 4h while B in 3h. Assume each candle burns at a constant rate. In how many hours after being lighted was A twice the height of B?
A. 1h48min
B. 2h24min
C. 2div8min
D. 1h58min
Two candles A and B of the same height are lighted at the same instant. A is consumed in 4h while B in 3h. Assume each candle burns at a constant rate. In how many hours after being lighted was A twice the height of B?
A. 1h48min
B. 2h24min
C. 2div8min
D. 1h58min