108 students choose to attend one of three after school activities: football, tennis or running. There are 40 boys.
37 students choose football, of which 26 are girls.
39 students choose tennis.
12 girls choose running.
A student is selected at random.
What is the probability this student chose running?​

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

John read the first 114 pages of a novel, which was 3 pages less than 1/3 of the novel. write an equation to determine the total number of pages (p)(p) in the novel.

Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.