What is the answer for this question?

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

In the diagram of circle o, what is the measure of zabc?

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.