September (Grades 6-8)

Email Chains

Have you ever received an annoying chain email and felt like you had to forward it or risk bad luck? Did you ever think about how many emails would be generated if everyone hit send and did as the email said? The answer may surprise you! Try this one …

Kevin started a chain email sending five emails promising good luck to anyone who forwarded the email. Each person receiving the email was asked to send a copy to five new people on the day the email arrives. After the seven days have passed, what is the total number of emails that would have bent sent if everybody participated?

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Football

In a televised football game, the ratio of game time to commercial time is 8:1.

How many minutes of commercials are shown during 60 minutes of a football game?   Use a math model and an equation to show your thinking.