Can you help me please?

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2

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

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6