Give parallelogram QWER prove qr/mw = rn/wq

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost

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.