Please An arts academy requires there to be 4 teachers for every 80 students and 5 tutors for every 40 students . How many students does the academy have per teacher? Per tutor? How many tutors does the academy need if it has 56 studens?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)