SOLUTION: "Alicia is playing a game in which she draws marbles from a box. There are 50 marbles, numbered 01 to 50. Alicia draws one marble from the box and sets it aside, then draws a secon

Question 1066934: "Alicia is playing a game in which she draws marbles from a box. There are 50 marbles, numbered 01 to 50. Alicia draws one marble from the box and sets it aside, then draws a second marble. If both marbles have the same units digit, then Alicia wins. If the first marble she draws is 25, what is the probability that Alicia will win on the next draw?
I'm not sure on how to do this at all, thanks in advance!
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
"Alicia is playing a game in which she draws marbles from a box. There are 50 marbles, numbered 01 to 50. Alicia draws one marble from the box and sets it aside, then draws a second marble. If both marbles have the same units digit, then Alicia wins. If the first marble she draws is 25, what is the probability that Alicia will win on the next draw?
I'm not sure on how to do this at all, thanks in advance!
-----
1st draw:: 25
2nd successful draw:: 5 or 15 or 35 or 45
----
P(2nd draw has units digit 5) = 4/49
-------------
Cheers,
Stan H.
--------------
RELATED QUESTIONS
A bag consists 3 red marbles, 3 blue marbles, 3 green marbles and 2 yellow marbles, all... (answered by Boreal)

Rick is playing cards with John when he draws a card from a pack of 40 cards numbered... (answered by Alan3354)

A bowl contains 8 blue marbles and 5 green marbles. Elizabeth randomly draws 4 marbles... (answered by Fombitz)

A jar contains two red marbles, three blue marbles, and three green marbles. Phi draws... (answered by jorel1380)

A jar contains two red marbles, three blue marbles, and four green marbles. Phi draws one (answered by stanbon)

Mr. Santos has a new game. It consist of 65 cards numbered from 1 to 65. In order to win, (answered by stanbon)

A bowl contains 4 yellow marbles and 3 red marbles. Michael randomly draws 4 marbles from (answered by Fombitz)

Alicia is going to the state fair this weekend. one of the games of chance that she... (answered by stanbon)

If Carla and Hannah are the 1st two winners to choose prizes from a treasure box, what is (answered by jim_thompson5910)