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Two cubes have their faces painted either red or blue. The first cube has five red faces and  one blue face. When the two cubes are rolled simultaneously, the probability that the two top  faces show the same colour is 1/2. Number of red faces on the second cube, is 

It is the end of your life and you are up on stage being presented with a major award. What award is it, and what have you won it for?

6.1 A wastewater is treated in an aerobic CSTR with cell recycle. Determine mi, 6m and S if the following parameters hold: K = 50 mg/1, = 5 g/g VSS-d,

     b= 0.06 d,Y = 0.06 g VSSa/g, and 9= 220 mg/1.

Give five (5) use of statistics in marketing