Ashoemaker bought 30 pairs of heels. how many individual heels did the shoemaker buy?
a. 60
b. 15
c. 30
d. 120

What is always true about a positive integer raised to a negative odd power?

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?

What 8/12+8/11 in another way than and improper fraction