A savings account earns interest at an annual rate of 3.5%, compounded monthly. If the account begins with a principal amount of $5, 000, what will be its value after 4 years?

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.