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Unformatted text preview: (v) tests positive (vi) tests negative MTH U115 Exercises to Prepare for the Midterm, Spring 2008 2 6. Section 9.2: #’s 26, 31, 33 (a), 42, 55, 56, 62, 68 7. Section 9.3: #’s 7 – 19, 28 –30 8. On a recent trip to Egypt eight Northeastern students and two professors met with three local politicians. After the meeting everyone lined up in a single row to have a picture taken. How many diﬀerent ways could the people line up? (a) if there are no restrictions on how people line up? (b) if the students are grouped together; the professors are grouped together, and the local politicians are grouped together? 9. Pepe’s Pizza Parlor has eleven diﬀerent toppings that can be added to their basic cheese pizza. (a) How many diﬀerent pizza orders are possible by choosing exactly three of the toppings? (b) How many diﬀerent pizza orders are possible by choosing some, all, or none of the toppings?...
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 Spring '08
 Banerjee
 pizza parlor, different pizza orders

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