3. (10) Pon derosa Paint and Glass makes paint at three plants. It then ships the unmarked paint cans to a central warehouse. Plant A supplies 50% of the paint, and past records indicate that the paint is incorrectly mixed 10% of the time. Plant B contributes 30%, with paint mixed incorrectly 5% of the time. Plant C supplies 20%, with paint mixed incorrectly 20% of the time. If Ponderosa guarantees its product and spent $10,000 replacing improperly mixed paint last year, how should the cost be distributed among the three plants? 4, (15) According to NBC News.com, 38% of the voters in California voted for Mitt Romney, the Republican candidate for President in 2012 (source: "Presidential election results," http:/bcnews.com, updated Feb..9, 2016). A small startup company in San Jose, California, has ten employees. a. How many of the employees would you expect to have voted for Romney? b. All of the employees indicated that they voted for Obama. Determine the probability of this assuming they are representative of all California voters. c. Eight of the employees voted for Obama. Determine the probability that at least 8 of the employees would vote for Obama if they are representative of all California voters