Given the following sets: a={ 2, 4, 6, 8, 10} b={ 3, 5, 7, 9} c={ 2, 3, 5, 7} n={ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} match the following unions and intersections to the correct set. 1. what is a u c? 2. what is a ∩ b? 3. what is a ∩ n? 4. what is b ∩ n? 5. what is b u c? {2, 3, 4, 5, 6, 7, 8, 10} {2, 3, 5, 7, 9} { } {3, 5, 7, 9} {2, 4, 6, 8, 10}

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?

The bolo cavern outside of vandalia is 421 ft below sea level. a little more than75 miles away. mt owens is 7295 feet above sea level. what is the difference in elevation between the bolo cavern and mt owens?

Ineed the answers for this one as well!