An art teacher has a box of markers. he gives 15 markers to each students. he has 18 students. the teacher has 124 markers left over how many markers were in the box

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.