Hey if anyone could help me out and explain it to me, that would be wonderful..

Question 1. A recent study found that 76% of public school teachers are female. Eight teachers are randomly selected. Find the probability that at least 7 of them are women. Round your answer to 4 decimal places.

Question 2. You are a school nurse and you order band-aides from a local company. The band-aides are packaged in boxes of 50. Quality control studies have shown that 3% of the band-aides are defective. As a nurse, what is the maximum number of band-aides you should plan on throwing out of each box? Round your answer to 2 decimal places.