Ineed instant with my !

which model represents the factors of 4x2 – 9?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?

If you want to place a 10 1/2 inch wide picture frame in the center of a 4ft wall. how much space will be in each side of the picture? answer step-by-step : )