PLEASE HELP!! 15 pts First answer and show steps gets!

Emily sells greeting cards. The graph models the linear relationship between the number of boxes of cards she sells and her profit.

Which of these best describes the profit Emily makes from selling these cards?

How do you find the circumfrance of a circle?

Tim has obtained a 3/27 balloon mortgage. after the initial period, he decided to refinance the balloon payment with a new 30-year mortgage. how many years will he be paying for his mortgage in total?

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.