If Geo had 3/8 of a pizza and his sister had 7/9 of another pizza, how much pizza do they have in all?

In two or more complete sentences describe how to determine the appropriate model for the set of data, (1,1), (3,2), (6,3), (11,4).

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.