Saturday

August 23, 2014

August 23, 2014

Posted by **Eric** on Tuesday, September 13, 2011 at 11:30pm.

- Math -
**Blob**, Wednesday, September 14, 2011 at 1:57am2 * 5 = 10

- Math -
**Reiny**, Wednesday, September 14, 2011 at 9:27amBlob's answer is not correct.

This is like choosing 2 of 5, which is

C(5,2) = 5!/(3!2!) = 20

- Math -
**Kyle**, Tuesday, February 12, 2013 at 5:49pmAnn, Mara, Jenny, Tina, and Sue are sisters. Two of the five sisters must help their father at his business each Saturday. How Many Combinations of two sisters are possible?

- Math -
**Anonymous**, Tuesday, October 1, 2013 at 11:15pm20

**Related Questions**

English - Subject and verb. The two sisters lived in Yorkshire England. is the ...

English - We must truly become our brothers’ and sisters’ keepers. Is this ...

spelling - what is the correct abc order for sister's sisters sisters'

math - aunt alice gave each of her three nieces a number of silver dollars equal...

English - Hello. Please help me with a few questions. 1)Is it possible to use "...

algebra II - A boy says "i have as many brothers as i do sisters." His sister ...

Algebra - Total age of 3 sisters is 39 Dina is 1/2 as old as Michelle and 3 ...

english ,,please check my grammar - please help me to get the correct grammar...

Algebra - Each of my sons has as many brothers as sisters, but each of my ...

Calculus - Harry has 3 sisters amd 5 brothers. His sister Harriet has a S ...