G7. how many strings of eight upper case english letters are there a) if letters can be repeated? b) if no letter can be repeated? c) that start with x, if letters can be repeated? d) that start with x, if no letters can be repeated? e) that start and end with x, if letters can be repeated? f) that start with letters bo(in that order), if letters can be repeated? g) that start or end with letters bo(in that order) if letters can be repeated?

Pleasseee important quick note: enter your answer and show all the steps that you use to solve this problem in the space provided. use the circle graph shown below to answer the question. a pie chart labeled favorite sports to watch is divided into three portions. football represents 42 percent, baseball represents 33 percent, and soccer represents 25 percent. if 210 people said football was their favorite sport to watch, how many people were surveyed?