# Algebra 2

posted by Tom

Abelardo wants to create several different 7-character screen names. He wants to use arrangements of the first 3 letters of his first name(abe, followed by arrangements of 4 digits in 1984, the year of his birth. How many different screen names can he create in this way?

A.72
B.144
C.288
D.576

1. Reiny

The 'abe' can be arranged in 3! or 6 ways
the '1984' can be arranged in 4! or 24 ways

number of arrangements = ????

what do you think?

2. Algebra 2 student

It's 144

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