What is the answer please help no links I will report Answer choices

Most of the time he practices for 20 minutes or longer.

On Friday he almost forgot to practice.

50% of his practice time was on Sunday, Monday and Wednesday combined.

25% of his practice time was on Saturday

Which graph shows a function with a range of all real numbers greater than or equal to -1

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 is mean median mode and range?