Help please I don’t understand this at all whatsoever

Marie will earn $15 per hour at a new job. during training, she will earn $10 per hour. what percent of marie’s regular hourly rate will she earn during training?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

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