Posted by **drek** on Tuesday, August 21, 2012 at 7:10pm.

A box contains 4 purple and 9 yellow balls.We take out 2 balls (with replacement). What is the probability of drawing a second ball yellow, if the first ball was purple? please sovle in details..thanks

## Answer this Question

## Related Questions

- statistics - Two urns each contain yellow balls and black balls. Urn 1 contains ...
- MATH 12 - A golf bag contains 6 white balls and 8 yellow balls. What is the ...
- Statistics - A box contains five numbered balls (1,2,2,3 and 4). We will ...
- Finite - Assume the box contains 7 balls: 3 red, 2 blue, and 2 yellow. A ball is...
- Maths - There are 3 green balls,5 red balls and 2 yellow balls in a bag.You take...
- MATHS - a bag contains 8 identical balls of which 5 are yellow and 3 are white.1...
- stats - A jar contains 7 black balls and 25 red balls. You take 2 out without ...
- math - A gumball machine contains orange, yellow and purple gumballs. The ...
- FINITE - Assume that the box contains 9 balls: 1 red, 2 blue, and 6 yellow. As ...
- math - A bag contains 11 red balls, 9 blue balls and x yellow balls. The ...