Posted by **Tim** on Saturday, August 23, 2008 at 3:41pm.

Can someone tell me if I have the correct answers? I am really confused.

Three boys and three girls line up to go in the front door.

In how many ways can they line up?

My answer: 720

How many ways can they line up if the first one in line is a girl and then alternates by gender, a girl, a boy...

My answer: 3*3*3*2*2*1*1=108

Find the probabiltiy that the first person in line is a girl and the line alternates by gender.

My answer: 1/120

## Answer This Question

## Related Questions

- Math check and question - x is a binomial random variable. (Give your answers ...
- discrete mathematics - Six discrete mathematics student:Bahirah,Dinesh,Johan,...
- math - Five boys and seven girls in a history class will go on a field trip ...
- Math - Which table correctly fills in the ratio table below? Boys 3 6 ___ 21 ...
- Math - Hi! Can someone check my answers? Thanks!! Directions: Tell whether the ...
- Math - Hi! Can someone check my answers? Thanks!! Directions: Tell whether the ...
- AED 204 - Check the Main forum to see which discussion cluster your teacher has ...
- Math - Which of the following are the numbers NOT in correct order from SMALLEST...
- math - You are writing multiple choice test. Each question has 5 choices, only ...
- math( pls help me out) - A sample of four families with three children each was ...

More Related Questions