Need asap! will give brainliest
celine has a bottle that contains 20% milk and the rest water. the bottle has 1 liter of water.

part a: write an equation using one variable that can be used to find the total number of liters of milk and water in the bottle. define the variable used in the equation and solve the equation. hint: 0.2x represents the number of liters of milk in the bottle.

part b: how many liters of milk are present in the bottle? show your work.

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?