Zoey earned a score of 51 on Exam A that had a mean of 46 and a standard deviation of 10. She is about to take Exam B that has a mean of 650 and a standard deviation of 40. How well must Zoey score on Exam B in order to do equivalently well as she did on Exam A? Assume that scores on each exam are normally distributed.

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?