Three siblings date kate and sarah spent 100 hours habitat for humanity build new housing .sarah worked 15 hours more than dave. kate worked five few hours then dave. how many hours each of the siblings volunteer?

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

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?