A book seller purchased 100 story books at Rs 135 each. She donated 10 books to a school library. If she sold remaining books at 2% loss, find the selling price of each book. ​

Ill mark the brainliest if you me with the these three questions 7,8,9

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?