Posted by **gab** on Saturday, July 21, 2012 at 4:08pm.

1)In how many different ways can you roll doubles in a monopoly game when you use two die

2)caterer offers a choice of five desserts from a list of eight for the dessert bar at the prom. How many different groups of desserts could be served?

- algebra 2 -
**MathMate**, Sunday, July 22, 2012 at 8:52am
1.

Sample space = 6*6 = 36

Number of successes (doubles)

= |{11,22,33,44,55,66}|

=6

Figure out the probability for doubles.

2. 8 choose 5

=C(8,5)

where

C(n,r) is defined as the combination of r items chosen from n.

=n!/(r!(n-r)!)

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