A12 inch candle and an 18 inch candle are lit at 6 p. m. the 12 inch candle burns 0.5 inches every hour. the 18 inch candle burns 2 inches every hour. at what time will the two candles be the same height? let h represent the number of hours.
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Which of the following parabolas opens down?

The equation y= -16t^2+120 can be used to represent the fridge height above the ground where ti represents time in seconds after she threw the apple how long does it take the apple to hit the ground running your

The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.