Please help me I will give you the briain thing and extra points. (image below) 7/13

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1