The number of new cars sold by a company in a financial year can be approximated by a normal distribution with a mean of 125,000 cars and a standard deviation of 45,000 cars. z score: -0.55

1) If the company set a goal of selling more than 100,000 cars per year, calculate the probabilities that the company will and will not reach its goal.

2) Calculate the probability of car sales between 80,000 and 170,000 per year.

3) Find the number of car sales that the company has only 10% chance of achieving next.