hey, can anyone please verify to me if this is right or not, and if its not right, then could you please help me with getting th e right answers? (please show work on how to get the answers please, thank you).
2 answers:
The card one is 4/52 for kings but then 20/51 because you take a card the first time and you do not replace it. The marbles is 1/4 chance. 10 green 10 not. For ball 1 it’s a 1/2 (50:50) chance of picking green. that’s reduce because you want to pick 2 green balls (25% chance)
Answer:
4/52*20/51
9/38
Step-by-step explanation:
<u>For the first one </u>
4/52*20/51
<em>4/52 - 4 kings out of 52 cards and 5*4=20 numbered cards (1, 3, 5, 7, 9) out of 51 cards (one taken at first step)</em>
<u>For the second one</u>
10/20*9/19= 90/380=9/38
<em>10 green out of 20 marbles, then 9 green out of 19 marbles (one green taken at first step)</em>
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