Mrs Dernnan keeps a bag of small prizes to distribute to her class. She likes to keep at least three times As many prizes in the bag as she has students. The bag currently has 72 prizes in it. Mrs drennan has 26 students what is the least amount of prizes Mrs dernnan needs to buy

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

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

What’s -11-33k and factor each expression completely