7+89-24 mins after a couple hours I got the wrong order for a few days after

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?

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

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?