Wallpaper comes in rolls 5 m long by 1 m wide how many rolls of wallpaper are required to cover the walls in the bedroom if the bedroom is 5 m by 4 m by 2 m

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.

Add the two expressions 4.6 x -3 + -5.3 x + 9

What is the answer to this problem? ignore the work. what is the correct answer?