Janet lit a 12-inch candle. she noticed that it was getting an inch shorter every 30 minutes in how many hours will the candle burn out support your answer with a reason

If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

Find the roots of the equation below. x^2 - 6 + 9 = 0