Please help me I will give brainliest to the right person

8.74 rounded to the nearest whole number

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.

20 ! brainliest ! add and simplify your answer.