Part 3) This is a 6 part question, please answer the following...

1) 115 teens were randomly surveyed about their social media usage.Twenty-two only used Snapchat, fourteen only used Instagram, and nine only used Twitter.Seven teens use Snapchat and Twitter, and six used Instagram and Twitter.Thirteen students used all three social media platforms while eighteen of the students surveyed did not use any of these social media platforms.Draw a venn diagram and show how many teens in the survey use both Snapchat and Instagram (but not Twitter).

2) A weighted coin has a 57% chance of landing on tails.You decide to flip the coin 3 times. Construct a tree diagram and determine the probability that the coin lands on tails only two times.Explain your answer.

3) In a bag, there are 3 black marbles and 5 white marbles.You choose a marble and then replace it.Using the tree diagram below, find the probability that you choose:

\f\f