Find the radius of a circle with a diameter of 40 in.
O a. 251.2 in.
b. 20 in.
O C. 80 in.
O d. 125.6 in.
O e. 1256 in.
What is the radius of a circle with a diameter of 40in?

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.