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Maths Puzzle
you have two jars, 50 red marbles, 50 blue marbles. you need to place all the marbles into the jars such that when you blindly pick one marble out of one jar, you maximize the chances that it will be red. (when picking, you’ll first randomly pick a jar, and then randomly pick a marble out of that jar) you can arrange the marbles however you like, but each marble must be in a jar.
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- select 49 red marbles and place it in 2nd jar..then propabailiy of selecting jar is 1/2
propability of getting max red ball is =1/2*1+1/2*(49/99)=149/198 - 11 years agoHelpfull: Yes(0) No(0)
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