This is calculus please answer​

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Solve -.016x= -16. need solving this

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.