Suppose 40% of the light bulbs in stock at a store are of type a, and the rest of type b. suppose light bulbs of type a have a lifetime distribution given by exponential(θ1), and light bulbs of type b have a lifetime distribution given by exponential(θ2). suppose a randomly chosen light bulb has lifetime t, what is the probability that it is of type a?

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat