Hanna dose push ups in set of 3.She did 10 sets of push ups today. Then her coach asked her to do 15 more push ups. How many push ups did Hanna do today.
? push-ups.

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Find the value of x for which abcd must be a parallelogram -9-6x x-30

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?