Can someone solve question c ?

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

A(t)=728(1+0.04)^t how much money did aditya originally invest

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