What was the total number of fans at the game?

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?