Thursday

April 2, 2015

April 2, 2015

Posted by **viru** on Monday, December 6, 2010 at 5:05pm.

a) replaced

b) not replaced

- math/probability -
**Reiny**, Monday, December 6, 2010 at 5:45pma) if replaced, prob = (3/7)(3/7) = 9/49

b) if not replaced prob = (3/7)(2/6) = 1/7

**Answer this Question**

**Related Questions**

stats - A jar contains 7 black balls and 25 red balls. You take 2 out without ...

Finite Math - Two balls are drawn from a bag with 4 black balls and 2 white ...

probability - there are 4 white balls and 6 red balls in a sack. If two balls ...

******MATH 12******* - How about this. One bad contains 4 white balls and 6 ...

statistics - A box contains 3 white and 5 black balls. Four balls are drawn at ...

math 157 - A box contains three black balls and two golden balls. A ball is ...

Maths - Bag A contains 2 white, 1 black and 3 red balls, Bag B contains 3 white...

MATH Prob. - A box contains two black balls and three gold balls. Two balls are ...

MATH 12 HELP! - One bag contains 4 white balls and 6 black balls. Another bag ...

math - A box contains two black balls and three gold balls. Two balls are ...