Answered: If 4 whole numbers taken at random are…

If 4 whole numbers taken at random are multiplied together, show that the chance that the last digit in the product is 1, 3, 7 or 9 is 16/625

Algebra and Trigonometry (MindTap Course List)

4th Edition

ISBN:9781305071742

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter14: Counting And Probability

Section14.CT: Chapter Test

Problem 11CT: Three people are chosen at random from a group of live men and ten women. What is the probability...

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4. If 4 whole numbers taken at random are multiplied together,
show that the chance that the last digit in the product is 1, 3, 7 or 9 is
16/625

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