Homework Help: math

Posted by Anonymous on Monday, November 15, 2010 at 5:06pm.

Rex is taking three friends for a ride in his new car. one friend can sit in front with Rex, and two can sit in back. If Rex always drives, how many seating arrangements of two passengers in back and one in front are there in his new sport car?

math - Anonymous, Monday, November 15, 2010 at 5:08pm
Is the answer a 4 passenger seating.
math - Henry, Thursday, November 18, 2010 at 2:46pm
Seating arrangements starting with
passenger # 1 in front seat.

3 possible arrangements:

1, 2, 3.

2, 3, 1.

3, 1, 2.
math - Henry, Thursday, November 18, 2010 at 3:02pm
6 arrangements:

1, 2, 3.

2, 3, 1.

3, 1, 2.

3, 2, 1.

2, 1, 3.

1, 3, 2.

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