115 teens were randomly surveyed about their social media usage Twenty two only used Snapchat...

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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 QUESTION 21 In a recent survey of 705 teens 300 said they have a sister and 383 teens have a brother One third of those teens with a sister also have a brother What is the probability that a teen has a sister or brother What is the probability that a teen has a sister or no siblings What is the probability that a teen has a brother no siblings

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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 QUESTION 21 In a recent survey of 705 teens 300 said they have a sister and 383 teens have a brother One third of those teens with a sister also have a brother What is the probability that a teen has a sister or brother What is the probability that a teen has a sister or no siblings What is the probability that a teen has a brother no siblings