Evaluate 3^3+4*6

pls i need it for sumthing really quick

Add the fractions and simplify 1/2+ 1/3

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

If f(x)=x+7 and g(x)=1/x what is (fog)(x)