Name: 
 

Algebra 2 SOL AII.11



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

If mc001-1.jpg, mc001-2.jpg, and mc001-3.jpg, which product is not possible?
a.
M ´ M
c.
N ´ M
b.
M ´ N
d.
N ´ P
 

 2. 

If mc002-1.jpg, mc002-2.jpg, which is the matrix that represents B ´ A?
a.
mc002-3.jpg
c.
mc002-5.jpg
b.
mc002-4.jpg
d.
mc002-6.jpg
 

 3. 

Which statement about matrices T and Q is true?
mc003-1.jpg and mc003-2.jpg
a.
The product T ´ Q is a 4 ´ 1 matrix.
b.
The product Q ´ T is a 1 ´ 4 matrix.
c.
The product Q ´ Q is a 2 ´ 1 matrix.
d.
The products T ´ Q, Q ´ T , and Q ´ Q do not exist.
 

 4. 

The Office Store sells two models of desk lamps. Matrix R shows the number of lamps of each model sold at the store during the first four months of 2004, while matrix S gives the price for each model.

mc004-1.jpg

For which month did the store have the greatest total sales from these desk lamps?
a.
January
c.
March
b.
February
d.
April
 

 5. 

Matrix P shows the 2004 admission prices to Mount Vernon, George Washington’s home. Matrix A gives the number of admissions in each of the four age categories sold during two months last year.

mc005-1.jpg
mc005-2.jpg

What was the total sales from admission tickets for July?
a.
$896,300
c.
$361,850
b.
$534,450
d.
$354,260
 



 
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