Help please! I don't know how to do this. Suppose 240 nursing students took a certification test that is worth 140 points. The five-number summary for the scores is shown here.

min. value = 68

Q1 = 110

median = 125

Q3 = 130

max. value = 138

About how many students had a score of 130 or less?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Find the solution set of this inequality. select the correct graph. |8x+16|> 16

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?