B. What is the related division equation to 23x9

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Given the median qr and trapezoid mnpo what is the value of x?

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.