At a video game arcade action video games usually cost 12.50 this week they are on sale for 30% what is the sale price

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

How do you write y-10=2 (x-8) in standard form

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. find the probability that a randomly selected bill will have an amount greater than $173, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?