Is (−2,0) a solution of the graphed inequality?

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?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air

Im so bad at fractions they are not my best math thing to work on