In a quadratic regression problem, a graph is a perfect fit for the data when r = ? a. 1 c. 2 b. 0 d. 100 select the best answer from the choices provided a b c d

The price of a new video game is $59.69 before tax. allison bought the game for 12% off. she then paid 9.25% sales tax on the discounted price.part a: how much did allison pay in sales tax? show all work and steps in your solution. round your answer to the nearest cent. part b: what is the total amount that allison paid for the video game? show all work and steps in your solution. round your answer to the nearest cent