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 March 28th, 2018, 08:23 PM #1 Newbie   Joined: Mar 2018 From: Philippines Posts: 3 Thanks: 0 Is there a correct choice/letter in the problem?
 March 28th, 2018, 08:38 PM #2 Newbie   Joined: Mar 2018 From: Philippines Posts: 3 Thanks: 0 I tried to answer it and got 3/4 or 6/8 after using the union set operation for 4/8 or 1/2 and 3/8, based on what is being asked in the problem. https://www.mathplanet.com/education...lity-of-events Last edited by MIIF; March 28th, 2018 at 08:54 PM.
 March 28th, 2018, 10:32 PM #3 Senior Member   Joined: May 2016 From: USA Posts: 1,310 Thanks: 551 Well I am with you. P(even) = 4/8 P(less than 4) = 3/8 P(even and less than 4) = P(2) = 1/8 P(even or less than 4) = P(even) + P(less than 4) - P(even and less than 4) = 4/8 + 3/8 - 1/8 = 6/8 = 3/4.
 March 29th, 2018, 05:15 AM #4 Math Team   Joined: Oct 2011 From: Ottawa Ontario, Canada Posts: 14,585 Thanks: 1038 Same as: what is probability that it does not end up on 5 or 7?

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