A diesel-powered tractor with a cost of $120,000 and an estimated residual value of $16,400 is expected to have a useful operating life of 28,000 hours. During April, the tractor was operated 150 hours.

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

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?

Ineed here’s a picture of the question