Theodoros Kiriakopoulos Posted October 22, 2021 Posted October 22, 2021 See example 3 at https://math.berkeley.edu/~ehallman/summer-2015/problemSheet6-2-sols.pdf Why the answer is 105/221 and not (3/8)(40/100)/(3/8(40/100)+2/9(30/100)+(6/7)(30/100))=63/199?
Theodoros Kiriakopoulos Posted October 25, 2021 Author Posted October 25, 2021 (edited) Stupid question of mine, it says that A BLACK ball is drawn, not a red as in example 1 and 2. Edited October 25, 2021 by Theodoros Kiriakopoulos
Phi for All Posted October 26, 2021 Posted October 26, 2021 21 hours ago, Theodoros Kiriakopoulos said: Stupid question of mine, it says that A BLACK ball is drawn, not a red as in example 1 and 2. ! Moderator Note Are you saying you've figured this out and no longer need any help, or should I leave this open?
Theodoros Kiriakopoulos Posted October 28, 2021 Author Posted October 28, 2021 I've figured this out.
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