Blake and Jacob went shopping for back to school clothes. Blake bought three shirts and one pair of pants and spent $38.00. Jacob bought four shirts and three pairs of pants and spent $71.50. Assuming the shirts and pants were the same price. What was the cost of each?

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?