Quotient of polynomial 85-68x/4x-5

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

What is the length of the unknown leg in the right triangle ?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other