Help please how much containers

If sin(x) = 0 and cos(x) = 1, what is tan(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.

Find the slope of the line that passes through the points (-3, -1) and (0, 3). 3/4 0 4/3