Kristina is running the freshman class fundraiser. They are selling key chains. They amount of money they make is computed using the function y = 2x – 100, where x represents the number of key chains sold.

Answer the questions followed. Plz help

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.