1. Show all of your work in a neat and organized manner.
Write the first four terms of the expansion of (5x-y)6 [3 marks]
2. Jess hit 73 bull’s-eyes out of 124 shots on the target at her last 5 archery meets. What is the experimental probability that she will hit the bull’s-eye at the next tournament? [2 marks]
3. You survey the students in your Data Management class about which sports they play. You find that 15 students play soccer, 13 play volleyball and 15 play basketball. Of these students, 7 play both basketball and volleyball, 8 play both basketball and soccer, while 9 play volleyball and soccer. 6 students play all three sports.
a. Create a Venn diagram to represent this information [4 marks]
b. If there are 30 students in your class, how many do not play any of the three sports?
[2 marks]
c. How many students play soccer, but not volleyball. [2 marks]