Homework Help: Math

Posted by Zach on Wednesday, May 26, 2010 at 6:09pm.

When a survey of 800 people was done, 55% of those surveyed said they ate candy, 65% said they ate chips and 90% said they ate hot dogs. What is the smallest possible number of people who said they ate candy, chips and soda?

-Zach

Math - PsyDAG, Thursday, May 27, 2010 at 12:00pm
The probability of all events occurring is found by multiplying the probabilities of the individual events.

.55 * .65 * .90 = ?

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