Dan0iaFireeanulfa Dan0iaFireeanulfa

16-09-2016
Mathematics

contestada

In a box of tickets,there are 50 blue tickets and 15 red tickets.after a certain number of red tickets are added to the box,the probability of randomly choosing a red ticket is 2/3.how many red tickets were added to the box?

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Paul982016 Paul982016

16-09-2016

85 red tickets were added to the box. 100/150 = 2/3

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