I need this as soon as possible. Thank you! A photo processing lab lists the following prices to reprints: $.32 for a 3x5 print; $.45 for a 4x6 print; and $.75 for a 5x7 print.
a) Find a quadratic function that models the cost per print in terms of the smaller dimension of the print size.

b) Using this model, find the approximate price of a 7x9 print.

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?