If f(x)=4x2 and g(x)=5x, what is g(f(2x))?

A.) 100x^2

B.) 80x^2

C.) 20x^2

D.) 10x^2

E.) 16x^2

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.